Threadlockers

Threadlocker sealants secure threaded fasteners and prevent loosening caused by vibration and corrosion in extreme aerospace environments. We offer a variety of threadlocker types, strengths, and viscosities--high, medium, and low-strength threadlocker sealants are available in liquid and paste formulations. Shop top-brands like Henkel Loctite and CRC Industries to find the right threadlocker formula for your application needs.
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Henkel Loctite® 242 Threadlocker Sealant 24241 Blue, 250 mL bottle
Henkel Loctite® 242 Threadlocker Sealant 24241 Blue, 250 mL bottle
Henkel Loctite

Mfr Part#
24241

Boeing Distribution (formerly Aviall)
Henkel Loctite® 542 Threadlocker Sealant 21453 Brown, 50 mL bottle
Henkel Loctite® 542 Threadlocker Sealant 21453 Brown, 50 mL bottle
Henkel Loctite

Mfr Part#
21453

Boeing Distribution (formerly Aviall)
3167094-1 Rings, CRES Sealing Material Composition
3167094-1 Rings, CRES Sealing Material Composition
Boeing Distribution Services
Henkel Loctite® Grade AVV (086) Threadlocker Sealant 08641 Red, 250 mL bottle
Henkel Loctite® Grade AVV (086) Threadlocker Sealant 08641 Red, 250 mL bottle
Henkel Loctite

Mfr Part#
08641

Boeing Distribution (formerly Aviall)
Henkel Loctite® 592 Thread Sealant 59214 White, 6 mL tube
Henkel Loctite® 592 Thread Sealant 59214 White, 6 mL tube
Henkel Loctite

Mfr Part#
59214

Boeing Distribution (formerly Aviall)
Henkel Loctite® Grade A (088) Threadlocker Sealant 195899 Red, 50 mL bottle
Henkel Loctite® Grade A (088) Threadlocker Sealant 195899 Red, 50 mL bottle
Henkel Loctite

Mfr Part#
195899

Boeing Distribution (formerly Aviall)
Henkel Loctite® 243 Threadlocker Sealant 1330255 Blue, 5 mL capsule

1330255

overstock
Henkel Loctite® 243 Threadlocker Sealant 1330255 Blue, 5 mL capsule
Henkel Loctite

Mfr Part#
1330255

Boeing Distribution (formerly Aviall)
219Z6000-1 Tip Seal, Intercostal
219Z6000-1 Tip Seal, Intercostal
The Boeing Company

Mfr Part#
219Z6000-1

Henkel Loctite® 277 Threadlocker Sealant 21434 Red, 10 mL bottle
Henkel Loctite® 277 Threadlocker Sealant 21434 Red, 10 mL bottle
Henkel Loctite

Mfr Part#
21434

Boeing Distribution (formerly Aviall)
Packing, Cross-Sectional Height 0.152 Inch Minimum and 0.164 Inch Maximum
Packing, Cross-Sectional Height 0.152 Inch Minimum and 0.164 Inch Maximum
Boeing Distribution Services
Henkel Loctite® 271 Threadlocker Sealant 27105 Red, 0.5 mL capsule
Henkel Loctite® 271 Threadlocker Sealant 27105 Red, 0.5 mL capsule
Henkel Loctite

Mfr Part#
27105

Boeing Distribution (formerly Aviall)
Henkel Loctite® 554 Threadlocker Sealant 55441 Red, 250 mL bottle
Henkel Loctite® 554 Threadlocker Sealant 55441 Red, 250 mL bottle
Henkel Loctite

Mfr Part#
55441

Boeing Distribution (formerly Aviall)
Henkel Loctite® 248 Threadlocker Sealant 826034 Blue, 9 g stick
Henkel Loctite® 248 Threadlocker Sealant 826034 Blue, 9 g stick
Henkel Loctite

Mfr Part#
37684

Boeing Distribution (formerly Aviall)
Screw, Stainless Steel, Machine Fastener Length 0.281 Inch Minimum and 0.312 Inch Maximum
Screw, Stainless Steel, Machine Fastener Length 0.281 Inch Minimum and 0.312 Inch Maximum

Manufacturer:

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Certs Required:

Boeing Distribution Services
Screw, Machine, Steel Comp 304 Or Steel Comp 305, Fastener Length 0.344 Inch Minimum and 0.375 Inch Maximum
Screw, Machine, Steel Comp 304 Or Steel Comp 305, Fastener Length 0.344 Inch Minimum and 0.375 Inch Maximum

Manufacturer:

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Boeing Distribution Services
Screw, Steel Corrosion Resisting, Fastener Length 0.469 Inches Minimum and 0.500 Inches Maximum
Screw, Steel Corrosion Resisting, Fastener Length 0.469 Inches Minimum and 0.500 Inches Maximum

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Boeing Distribution Services
ADHESIVE: THREADLOCKER,50ML, LOCTITE 243
ADHESIVE: THREADLOCKER,50ML, LOCTITE 243
Forecastable
Forecastable
Henkel Australia Pty Ltd

Mfr Part#
1329467

Boeing Distribution (formerly Aviall)
NM103484-0600 Coupling
NM103484-0600 Coupling
Hamilton Sundstrand

Mfr Part#
NM103484-0600

Henkel Loctite® 246 Threadlocker Adhesive 196508 Blue, 10 mL bottle
Henkel Loctite® 246 Threadlocker Adhesive 196508 Blue, 10 mL bottle
Henkel Loctite

Mfr Part#
29513

Boeing Distribution (formerly Aviall)
3827000-1 Seal Assembly, Shaft, CRES
3827000-1 Seal Assembly, Shaft, CRES
Boeing Distribution Services
Showing 41-60 of 1062 results

Frequently Asked Questions

What is threadlocker used for?

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Threadlocker sealant is used in aviation to secure gaps between threads on bolts, screws, and other threaded fasteners to lock them in place and prevent loosening caused by vibrations. Another benefit of the threadlocker sealant is that it provides corrosion protection, which serves to prolong the lifespan of critical aircraft components and equipment that are exposed to extreme aerospace environments.

How to use threadlocker?

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The application of threadlocker sealant is simple—the liquid or paste formula is applied directly to clean, grease-free threaded components. Threadlockers typically have a rapid cure time, meaning that within minutes, the sealant hardens to create a strong, reliable seal.

What are some of the threadlocker types?

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Threadlocker is available in a variety of strengths. High-strength threadlockers can be used to create permanent bonds. Low-strength threadlocker sealants can be used in applications where fasteners need to be easily disassembled with standard hand tools for regular servicing tasks.

DISCLAIMER: Product information provided “as is.” Boeing may add, change, discontinue or remove this information at any time. Product photos may not be exact match to product delivered. See terms & conditions.