What thread sizes is Loctite 242 suitable for?

Loctite 242 is suitable for metal threaded fasteners up to size M36.

Can parts still be disassembled after curing?

Yes, due to its medium strength, parts can be removed using standard hand tools.

How long does full cure take?

Fixture occurs within 5 to 20 minutes, with full functional strength achieved after 24 hours.

Which materials is this threadlocker compatible with?

It is designed for metals such as steel, stainless steel, and brass. It is not suitable for plastics.

What is the volume of this container?

This bottle contains 250 ml of liquid threadlocking adhesive.

LOCTITE 242 medium-strength threadlocker for general use (250 ml bottle) - 142505

Name: LOCTITE 242 medium-strength threadlocker for general use (250 ml bottle) - 142505
Brand: LOCTITE
SKU: 11010017
Price: 236.4 EUR
Availability: InStock

Supplier number: LOCTITE 142505 | EAN 5010266242729

Recommended Retail Price €298.69

236.40 tax incl.

€195.37 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 2 products in stock.

Ordered before 20:00 - delivered as of 05/10/2026
Free shipping
Delivery by DHL

✆ Talk to a specialist

How does it work?

For a purchase value of €99 to €125 excl. VAT, receive FREE LOCTITE 55 thread sealing cord 50 m (IDH 528244) worth €9.99.
For a purchase value of more than €125 excl. VAT, receive FREE LOCTITE SF 7850 hand cleaner 400 ml (IDH 2098250) worth €13.21.
The free item is automatically added to your order. No registration is required.
The promotion is valid from 01.10.2026 to 31.10.2026.
Loctite Buy & Get deals are recognisable by the promotion label on the product page. Click the label to view all available deals.

Dependable fastening with Loctite 242

Practical benefits

Prevents vibration related loosening: You secure threaded fasteners against shock and vibration, keeping machinery and assemblies firmly fastened during heavy-duty operation.
Easy disassembly with handtools: The medium strength formula ensures you can disassemble bolts and screws with standard hand tools whenever servicing is required.
Seals threads against corrosion: The liquid formulation fills thread gaps up to M36 evenly, protecting joints against fluid leakage, rust, and premature wear.

In a nutshell

The right choise for

With Loctite 242 threadlocker, you reliably secure metal threaded assemblies up to M36 against loosening caused by shock and vibration. The liquid formula fills thread gaps evenly, sealing joints against fluid leaks while protecting them from corrosion. Thanks to its medium strength, your components stay firmly in place under heavy stress, yet you can easily disassemble them with standard hand tools whenever maintenance is required. This 250 ml bottle provides a dependable supply for workshop and industrial maintenance.

Product information FAQ

€236.40

In stock - tax incl.

Key features according to our expert

Net volume: 250 ml
P-statements: P101; P102; P261; P337 + P313; P501
Relative density: 1,08
ADR packing group: Not applicable
ADR class: Not applicable
UN number: Not applicable
Principal hazard property: GHS07 Harmful or irritant
H-statements: H319; H335
Hazard class: GHS07 Harmful or irritant
Physical state: Liquid
Flash point: > 100 °C
Packaging: Bottle
Max. thread size: Up to M36
Locking strength: Medium

Product description:

Medium strength, medium viscosity thixotropic threadlocking adhesive for metal thread sizes up to M36.
LOCTITE 242 is a medium strength, medium viscosity, methacrylate-based threadlocking adhesive offering general purpose qualities.
The product provides quick fixture times on steel, brass and stainless steel of 5, 15 and 20 min respectively.
LOCTITE 242 is thixotropic to prevent migration after application and is intended for fasteners that require normal disassembly with standard hand tools.

Precautionary statements

P101: If medical advice is needed, have product container or label at hand.
P102: Keep out of reach of children.
P261: Avoid breathing dust/fume/gas/mist/vapours/spray.
P337 + P313: If eye irritation persists: Get medical advice/attention.
P501: Dispose of contents/container to ... (see safety data sheet).

Hazard statements

H319: Causes serious eye irritation.
H335: May cause respiratory irritation.

All Features

Net volume: 250 ml
P-statements: P101; P102; P261; P337 + P313; P501
Relative density: 1,08
Adr packing group: Not applicable
Adr class: Not applicable
Un number: Not applicable
Principal hazard property: GHS07 Harmful or irritant
H-statements: H319; H335
Hazard class: GHS07 Harmful or irritant
Physical state: Liquid
Flash point: > 100 °C
Packaging: Bottle
Max. thread size: Up to M36
Locking strength: Medium

Brand LOCTITE
11010017
EAN 5010266242729
Supplier number LOCTITE 142505

Frequently asked questions about this product

Answered by specialists

What thread sizes is Loctite 242 suitable for?: Loctite 242 is suitable for metal threaded fasteners up to size M36.
Can parts still be disassembled after curing?: Yes, due to its medium strength, parts can be removed using standard hand tools.
How long does full cure take?: Fixture occurs within 5 to 20 minutes, with full functional strength achieved after 24 hours.
Which materials is this threadlocker compatible with?: It is designed for metals such as steel, stainless steel, and brass. It is not suitable for plastics.
What is the volume of this container?: This bottle contains 250 ml of liquid threadlocking adhesive.