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Loctite 640 Anaerobic Retaining Compound 50ml Bottle (MOD) *AFS1131B

Silmid P/N: R064000205
£52.72 (excl VAT) £63.26 (Inc VAT)
1 Available from stock
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Loctite 640 is a high strength, methacrylate ester-based retaining compound that is slow curing; ideal for large diameter components and active metals such as brass.

Technical Information

  • Commodity Code 35061000
  • Country of Origin Ireland

Product Properties

Pack Size
50ml Bottle
Product Colour
Henkel Loctite®
Manufacturer Name
Manufacturer Part Number


NSN Reference
Airbus Helicopters CM

Please Note: Specifications and approvals are subject to change at any time. Users should always consult their AMM or the OEM when selecting products to ensure items have the release needed. Only specifications listed on the order confirmation will be certified on the Silmid CofC.

Product Information

Loctite 640 is a green, anaerobic, low viscosity, methacrylate ester-based retaining compound ideal for parts requiring a longer positioning time. Fixturing time on steel is 2 h. Also used for active metals such as brass. This is a high strength product with good temperature resistance. Max. diametrical clearance is 0.1 mm and service temperature is -55 to +175°C. Fluorescence allows product presence to be monitored.

Features of 640:

  • No mixing required
  • Low viscosity
  • Anerobic cure
  • High Strength


  • Mil-R-46082B
  • ASTM D5363

NSN - 8040-99-224-8622

Additional Content

Loctite Application Equipment
Loctite Application Equipment
Loctite Retainer Selection
Loctite Retainer Selection
Henkel Brochures
Henkel Brochures

Shipping information

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