threadlocker info

Product Color Breakaway torque (N.m) Prevail torque (N.m) Product description Typical Application Hot Strength (% strength retained at 150C) Loosening Instructions Special
073 Stud Lock Red 11 17 LOCTITE® Product 073 Stud Lock is a medium viscosity, high strength, general purpose anaerobic sealant. This product can be used in general Industrial threadlocking and sealing applications. Product 073 Stud Lock is used to lock and seal coarse threaded studs in a wide variety of applications where high locking strength is required. This product is also useful in a wide variety of nut and bolt applications 33    
077 Grade HV Brown 4 2 LOCTITE® Product 077 Grade HV is a medium viscosity,very low strength, general purpose anaerobic sealant.  Product 077Grade HV is used to lock and seal nuts, bolts, and studs in a wide variety of applications where very low locking strength is required. 33    
078 Grade H Brown 4 2 LOCTITE® Product 078 Grade H is a low viscosity, very low strength, general purpose anaerobic sealant.  Product 078 Grade H is used to lock and seal fine threaded nuts, bolts, and studs in a wide variety of applications where very low locking strength is required. 33    
079 ScrewLock/Grade EV Purple 3 14 LOCTITE® Product 079 ScrewLock/Grade EV is a medium viscosity, low strength, general purpose anaerobic sealant. Product 079 ScrewLock/Grade EV is used to lock and seal nuts, bolts, and studs in a wide variety of applications where easy removal or adjustment is necessary. 33    
080 Grade E Purple 6 3 LOCTITE® Product 080 Grade E is a low viscosity, low strength, general purpose anaerobic sealant. Product 080 Grade E is used to lock and seal fine threaded nuts, bolts, and studs in a wide variety of applications requiring easy removal or adjustment. 33    
081 Grade D  Orange 27 21 LOCTITE® Product 081 Grade D is a low viscosity, high strength, general purpose anaerobic sealant. Product 081 Grade D is used to lock and seal fine threaded nuts, bolts, and studs in a wide variety of applications requiring high strength. 33    
083 Nut Lock/Grade CV Blue 8 14 LOCTITE® Product 083 Nut Lock/Grade CV is a medium viscosity, medium strength, general purpose anaerobic sealant. Product 083 Nut Lock/Grade CV is used to lock and seal nuts, bolts, and studs in a wide variety of applications where removal with hand tools is necessary. 33    
084 Grade C Blue 6 8 LOCTITE® Product 084 Grade C is a low viscosity, medium strength, general purpose anaerobic sealant. Product 084 Grade C is used to lock and seal fine threaded nuts, bolts, and studs in a wide variety of applications where removal with ordinary hand tools is necessary. 33    
085 Bearing Mount/Grade B Yellow 13 13 LOCTITE® Product 085 Bearing Mount/Grade B is a medium viscosity, medium strength, general purpose anaerobic sealant. Product 085 Bearing Mount/Grade B is used to lock and seal nuts, bolts, and studs in a wide variety of applications where removal with ordinary hand tools is necessary. This product is also used for mounting bearings, bushings and other shaft related applications. 33    
086 Grade AVV Red 27 34 LOCTITE® Product 086 Grade AVV is a high viscosity, high strength, general purpose anaerobic sealant. Product 086 Grade AVV is used to lock and seal large coarse threaded nuts, bolts, and studs in a wide variety of applications where high locking strength is required. 33    
087 Grade AV Red 7 21 LOCTITE® Product 087 Grade AV is a medium viscosity, high strength, general purpose anaerobic sealant. Product 087 Grade AV is used to lock and seal coarse threaded nuts, bolts, and studs in a wide variety of applications where high locking strength is required. 33    
088 Grade A Red 4 21 LOCTITE® Product 088 Grade A is a low viscosity, high strength, general purpose anaerobic sealant. Product 088 Grade A is used to lock and seal fine threaded nuts, bolts, and studs in a wide variety of applications. 33    
089 Weld Sealant/Grade AA Green 6 30 LOCTITE® Product 089 Weld Sealant/Grade AA is a low viscosity, high strength, general purpose anaerobic sealant. Product 089 Weld Sealant/Grade AA is used to lock and seal fine threaded nuts, bolts, and studs in a wide variety of applications. This product is also used to seal porosity in welds, castings, and powdered metal parts 33    
 1886 High Strength Threadlocker Red     LOCTITE® High Strength Thread Locking Product 1886 is a single component, high strength locking and sealing compound that was formulated for compatibility with explosives and propellants. This product also offers excellent solvent resistance and strength retention at elevated temperatures. Speed of cure is similar to our letter grade formulations and can be accelerated by using Primer T or NF. Product 1886 withstands temperatures ranging from -65 to 300ºF.       Compatible with H6, Minol 2, Tritonal explosives, M8 & M9 propellants
2041 Blue     LOCTITE® Product 2041 is a high fluorescence, low odor, low viscosity single component anaerobic threadlocking material which develops medium to high strength. The product cures when confined in the absence of air between close fitting metal surfaces and is particularly suitable for wicking into preassembled components. Because of its low viscosity and capillary action, the product wicks into porosity and eliminates the need to disassemble. Prevents loosening and leakage of threaded fasteners. The very low viscosity allows penetration of the joint by capillary action. The product fills porosity in welds, castings and powder metal parts.      
 220 Low Strength Threadlocker Blue 10 20 Product 220 is designed for the locking and sealing of threaded fasteners which require normal disassembly with standard hand tools. The product cures when confined in the absense of air between close fitting metal surfaces and prevents loosening and leakage from shock and vibration. Particularly suitable for applications such as adjustment of set screws, small diameter or long engagement length fasteners where easy disassembly is required without shearing the screw.     1. Remove with standard hand tools.  2. In rare instances where hand tools do not work because of excessive engagement length, apply localized heat to nut or bolt to approximately 232°C. Disassemble while hot.  
 221 Low Strength Threadlocker Violet 2-8 9-21 LOCTITE® 221 is a one component, anaerobic material which has low strength for easy disassembly. It cures when confined in the absence of air between close fitting metal surfaces. Prevents loosening through vibration and leakage of threaded fasteners. 27    
 222 Low Strength Threadlocker Violet 6 4 Product 222 is designed for the locking and sealing of threaded fasteners which require normal disassembly with standard hand tools. The product cures when confined in the absense of air between close fitting metal surfaces and prevents loosening and leakage from shock and vibration. Particularly suitable for applications such as adjustment of set screws, small diameter or long engagement length fasteners where easy disassembly is required without shearing the screw.   20 '1. Remove with standard hand tools.  2. In rare instances where hand tools do not work because of excessive engagement length, apply localized heat to nut or bolt to approximately 232°C. Disassemble while hot.  
 225 Medium Strength Threadlocker Brown 3-11 1-5 LOCTITE® 225 is a one component, anaerobic material which has medium strength. It cures when confined in the absence of air between close fitting metal surfaces. Prevents loosening through vibration and leakage of threaded fasteners. 33    
 241 Removable Threadlocker Blue 11.5 10 Product 241 is designed for the locking and sealing of threaded fasteners which require normal disassembly with standard hand tools. The product cures when confined in the absense of air between close fitting metal surfaces and prevents loosening and leakage from shock and vibration. Particularly suitable for applications on less active substrates such as stainless steel and plated surfaces, where disassembly with hand tools is required for servicing.   37 ''1. Remove with standard hand tools.  2. In rare instances where hand tools do not work because of excessive engagement length, apply localized heat to nut or bolt to approximately 232°C. Disassemble while hot.  
242 Blue 7.9-17 2.8-6.8 'Product 242 is designed for the locking and sealing of threaded fasteners which require normal disassembly with standard hand tools. The product cures when confined in the absense of air between close fitting metal surfaces and prevents loosening and leakage from shock and vibration. Particularly suitable for applications on less active substrates such as stainless steel and plated surfaces, where disassembly with hand tools is required for servicing.   33 ''1. Remove with standard hand tools.  2. In rare instances where hand tools do not work because of excessive engagement length, apply localized heat to nut or bolt to approximately 232°C. Disassemble while hot.  
 243 Removable Threadlocker Blue 20 7 ''Product 243 is designed for the locking and sealing of threaded fasteners which require normal disassembly with standard hand tools. The product cures when confined in the absense of air between close fitting metal surfaces and prevents loosening and leakage from shock and vibration. Particularly suitable for applications on less active substrates such as stainless steel and plated surfaces, where disassembly with hand tools is required for servicing.   40 '''1. Remove with standard hand tools.  2. In rare instances where hand tools do not work because of excessive engagement length, apply localized heat to nut or bolt to approximately 232°C. Disassemble while hot.  
 2431 Medium Strength Threadlocker Blue 20 7 '''Product 2431 is designed for the locking and sealing of threaded fasteners which require normal disassembly with standard hand tools. The product cures when confined in the absense of air between close fitting metal surfaces and prevents loosening and leakage from shock and vibration. Particularly suitable for applications on less active substrates such as stainless steel and plated surfaces, where disassembly with hand tools is required for servicing. Prevents loosening and leakage of threaded fasteners. Particularly suitable for applications such as pump or motor mounting bolts, engine rocker nuts or equipment housing screws, where disassembly with hand tools is required for servicing. 40    
2432 Medium Strength Threadlocker Blue     LOCTITE® Product 2432 is a single component anaerobic threadlocking material, which is thixotropic and develops medium strength. The product cures when confined in the absence of air between close fitting metal surfaces and is particularly suitable for less active substrates such as stainless steel and plated surfaces. Product 2432 has a Low Halogen and Sulphur Content and was especially developed for use on sensitive metals, like Titanium, used in the Nuclear Industry.        
2440 Removable Threadlocker Blue 215 in/lb 53 in/lb LOCTITE® Product 2440 is a fast curing single component anaerobic threadlocking material, which is shear thinning and develops medium strength. The product cures in the absence of air when confined between close fitting metal surfaces. Prevents loosening and leakage of threaded fasteners. Product 2440 is particularly fast curing thereby reducing or eliminating the need for primers. On most threaded metal 'fasteners, it develops useable strength (100 in-lbs) within one hour. Particularly suitable for applications such as pump or motor mounting bolts, engine rocker nuts or equipment housing screws, where disassembly with hand tools is required 'for servicing. 24    
245 Medium Strength Threadlocker Blue 7-18 4-14 LOCTITE® 245 is a one component, anaerobic material which has medium strength. It cures when confined in the absence of air between close fitting metal surfaces. Prevents loosening through vibration and leakage of threaded fasteners. 33    
246 Removable High Temperature Threadlocker Blue 19 5 Product 246 is designed for the locking and sealing of threaded fasteners which require normal disassembly with standard hand tools. The product cures when confined in the absense of air between close fitting metal surfaces and prevents loosening and leakage from shock and vibration. Particularly suitable for applications on less active substrates such as stainless steel and plated surfaces, where disassembly with hand tools is required for servicing.   70 ''''1. Remove with standard hand tools.  2. In rare instances where hand tools do not work because of excessive engagement length, apply localized heat to nut or bolt to approximately 232°C. Disassemble while hot.  
248 Medium Strength Threadlocker Stick Blue 15.6 45 'LOCTITE® Product 248 Medium Strength Threadlocker Stick is 'a medium strength anaerobic threadlocking material. It is 'supplied as a wax-like semi-solid, conveniently packaged in a 'self-feeding stick applicator. As with liquid anaerobic products, 'this material develops its cured properties in the absence of air 'when confined between close fitting metal surfaces. It 'achieves consistent strength and can be used on a variety of 'metal substrates. It is particularly well suited for applications 'where a liquid product may be too fluid to stay on a part or be 'difficult to apply. It stores easily and allows for direct contact to 'a threaded part during application to ensure even coverage.   50    
262 High Strength Threadlocker   22 32 Product 262 is designed for the permanent locking and sealing of threaded fasteners. The product cures when confined in the absense of air between close fitting metal surfaces and prevents loosening and leakage from shock and vibration. Typical applications include the locking and sealing of large bolts and studs (M25 and larger). 50 1. Apply localized heat to nut or bolt to approximately '232°C. Disassemble while hot.  
266 Red/ Orange 30 9 LOCTITE® Product 266 is a single component, thixotropic 'surface insensitive, high strength and high temperature 'anaerobic threadlocking material. The product cures when 'confined in the absence of air between close fitting metal 'surfaces. Product 266 is tolerant of oil and other mild surface 'contamination. Prevents loosening and leakage of threaded fasteners. 'Particularly suitable for heavy duty applications such as bolts 'used in transmissions, construction equipment or railroad 'assemblies where resistance to heavy shock, vibration and 'stress levels is required along with exposure to elevated 'temperatures. 100    
268 High Strength Threadlocker Stick Red 40 3.8 LOCTITE® Product 268 High Strength Threadlocker Stick is a 'high strength version of anaerobic threadlocking material. It is 'supplied as a wax-like semi-solid, conveniently packaged in a 'self-feeding stick applicator. As with liquid anaerobic products, 'this material develops its cured properties in the absence of air 'when confined between close fitting metal surfaces. It 'achieves consistent strength and can be used on a variety of 'metal substrates. It is particularly well suited for applications 'where a liquid product may be too fluid to stay on a part or be 'difficult to apply. It stores easily and allows for direct contact to 'a threaded part during application to ensure even coverage. Prevents loosening and leakage of threaded fasteners. 'Particularly suitable for heavy duty OEM or repair applications 'such as on heavy machinery, transmissions, or construction 'equipment where resistance to extreme vibration and shock 'are required. Disassembly of parts assembled with this 'product is accomplished with heating the bonded area to '>450°F. The unique semi-solid form allows the material to 'remain on parts until fully assembled. 33 Disassembly of parts assembled with this 'product is accomplished with heating the bonded area to '>450°F.  
270 Green 26 36 Product 270 is designed for the permanent locking and sealing 'of threaded fasteners. The product cures when confined in the 'absense of air between close fitting metal surfaces and 'prevents loosening and leakage from shock and vibration. 'Typical applications include the locking and sealing of large 'bolts and studs (M25 and larger).   45 1. Apply localized heat to nut or bolt to approximately '232°C. Disassemble while hot.  
2701 Green 26-50 33-65 LOCTITE® 2701 is a one component, anaerobic material which has 'high strength. It cures rapidly at ambient temperature when confined 'in the absence of air between close fitting metal surfaces. Prevents loosening through vibration and leakage of threaded 'fasteners. This product is particularly suited for use on inactive 'substrates and/or where maximum resistance to hot oil is required. 20    
2702 Green 40 50 LOCTITE® Product 2702 is a single component anaerobic 'threadlocking and sealant adhesive, which develops high 'strength. The product cures when confined in the absence of 'air between close fitting metal surfaces. Excess liquid product 'outside bondline does not change color in contact with metal 'substrates. Prevents loosening through vibration and leakage of threaded 'fasteners. Particularly suitable to seal cylindrical press fitted 'plugs. Applications include core plugs on cast iron engines. 50    
271 Clear 28 31 Product 271 is designed for the permanent locking and sealing 'of threaded fasteners. The product cures when confined in the 'absense of air between close fitting metal surfaces and 'prevents loosening and leakage from shock and vibration. 'Typical applications include the locking and sealing of large 'bolts and studs (M25 and larger).   45 1. Apply localized heat to nut or bolt to approximately '232°C. Disassemble while hot.  
272 Red/ Orange 23 25 LOCTITE® Product 272 is a single component, anaerobic 'threadlocking material which develops high strength and high 'temperature resistance. This product cures when confined in 'the absence of air between close fitting metal surfaces. Prevents loosening and leakage of threaded fasteners.  'Typical applications include high temperature locking and 'sealing of studs, nuts, screws, bolts and fittings. It is best 'suited for applications where the temperatures range up to '200°C. 70    
273 Red 15-35 20-50 LOCTITE® 273 is a one component, anaerobic material which 'has high strength and medium viscosity. It cures when confined 'in the absence of air between close fitting metal surfaces. Prevents loosening through vibration and leakage of threaded 'fasteners. 45    
275 Green 15-36 20-50 LOCTITE® 275 is a one component, anaerobic material which is 'thixotropic and has high strength. It cures when confined in the 'absence of air between close fitting metal surfaces. Prevents loosening through vibration and leakage of threaded 'fasteners 45    
2760 Red 325 in/lb 320 in/lb LOCTITE® Product 2760 is a single component anaerobic 'threadlocking material, which is thixotropic and develops high 'strength. The product cures when confined in the absence of 'air between close fitting metal surfaces. Prevents loosening and leakage of threaded fasteners. 'Product 2760 is particularly fast curing thereby reducing or 'eliminating the need for primers. Particularly suitable for heavy 'duty applications such as bolts used in transmissions, 'construction equipment or railroad assemblies where 'resistance to heavy shock, vibration and stress levels is 'required. 130    
277 Red 32 32 Product 277 is designed for the permanent locking and sealing 'of threaded fasteners. The product cures when confined in the 'absense of air between close fitting metal surfaces and 'prevents loosening and leakage from shock and vibration.  'Typical applications include the locking and sealing of large 'bolts and studs (M25 and larger).   40 1. Apply localized heat to nut or bolt to approximately '232°C. Disassemble while hot.  
279 Red     LOCTITE® Product 279 is a high strength, single component 'anaerobic adhesive designed for locking and sealing threaded 'connections where a high level of strength is required. It can 'also be used to bond closely fitting cylindrical components. This 'product withstands temperatures ranging from -65ºF 'to 300ºF.        
27955 Flourescent?     LOCTITE® Product 27955 is a fluorescent, fast curing, single 'component cyanoacrylate adhesive. It is specifically formulated 'for difficult to bond substrates. The fluorescent color allows 'visual detection of the adhesive. Rapid bonding of a wide range of metal, plastic or elastomeric 'materials. Particularly suitable for bonding porous substrates 'such as wood, leather and foamed rubber. Also bonds acidic 'surfaces such as chromate or freshly plated parts.      
290 Wicking Threadlocker Green  10 25 Product 290 is designed for the locking and sealing of threaded 'fasteners. Because of its low viscosity and capillary action, the 'product wicks between engaged threads and eliminates the 'need to disassemble prior to application. The product cures 'when confined in the absense of air between close fitting metal 'surfaces and prevents loosening and leakage from shock and 'vibration. The product can also fill porosity in welds, casting 'and powder metal parts.   65 ''''1. Remove with standard hand tools.  2. In rare instances where hand tools do not work because of excessive engagement length, apply localized heat to nut or bolt to approximately 232°C. Disassemble while hot.  
294 High Temperature Wicking Threadlocker Dark Green  13 15 Product 294 is designed for the locking and sealing of threaded 'fasteners. Because of its low viscosity and capillary action, the 'product wicks between engaged threads and eliminates the 'need to disassemble prior to application. The product cures 'when confined in the absense of air between close fitting metal 'surfaces and prevents loosening and leakage from shock and 'vibration. The product can also fill porosity in welds, casting 'and powder metal parts.   30 ''''1. Remove with standard hand tools.  2. In rare instances where hand tools do not work because of excessive engagement length, apply localized heat to nut or bolt to approximately 232°C. Disassemble while hot.  
425 Assure™ Surface Curing Threadlocker Blue     LOCTITE® Assure™ Surface Curing Threadlocker is a low 'strength, test curing, cyanoacrylate adhesive designed for 'locking metal and plastic fasteners. Fixtures in less than 2 'minutes. Designed to be pre or post applied. Any fillets  'remaining on the surface will fully cure. Can be used as a low 'strength retainer or bonder. Recommended for metal, nylon, 'polyester and many thermoplastic materials. The blue color is 'readily visible for easy quality control. Assure™ Surface Curing 'Threadlocker can withstand temperatures ranging from -65ºF to '180ºF (-54ºC to 85ºC).        
973 Red 15-45 28-48 LOCTITE® 973 is a one component, anaerobic material which has 'high strength and medium viscosity. It cures when confined in the 'absence of air between close fitting metal surfaces.   45    
X236252 Blue     LOCTITE® Product X236252 is a high fluorescence, low odor, 'low viscosity single component anaerobic threadlocking 'material which develops medium to high strength. The product 'cures when confined in the absence of air between close fitting 'metal surfaces and is particularly suitable for wicking into 'preassembled components. Because of its low viscosity and 'capillary action, the product wicks into porosity and eliminates 'the need to disassemble. Prevents loosening and leakage of threaded fasteners. The 'very low viscosity allows penetration of the joint by capillary 'action. The product fills porosity in welds, castings and powder 'metal parts.      
                 
NOTES:                
Breakaway torque       torque that needs to be applied to first move nut.        
Prevail torque       torque that needs to be applied to  move nut through 360 degrees of turn