Product Search - Prepackaged Washers / External Retention Washer: A639


External Retention Washer

  • External retention washer provides a simple means of retaining a loose component inside a bored hole in an assembly. External retention washers are permanent after assembly.

  • Available Materials: Spring steel external retention washer
  • Available Finishes: Zinc plated external retention washer (other finishes also available)

  • If you need additional information on your particular external retention washer application click on one of the links below:
         View our material & finish specification sheets
         View metallic material characteristic information
         View finish characteristic information

    Did you know Seastrom is more than external retention washers? We manufacture and stock over 44,000 part numbers to make your washer & fastener sourcing job easy.




    Click on the Column Name to re-sort data.
    Dimensions in Inches
    Product NumberDesign Hole SizeABT# Of TabsMaterialFinishQty/Pack# of PacksLeadtimeGet Pricing
    A639-390.2500.2580.0620.0106Spring SteelZinc Type III1012-3 Weeks for <= 64 6-7 Weeks for > 64Price
    A639-400.3120.3220.1250.0106Spring SteelZinc Type III1006-7 WeeksPrice
    A639-410.3750.3850.1250.0126Spring SteelZinc Type III1082-3 Weeks for <= 190 6-7 Weeks for > 190Price
    A639-420.5000.5120.2500.0128Spring SteelZinc Type III1032-3 Weeks for <= 52 6-7 Weeks for > 52Price
    A639-430.7500.7650.4370.0158Spring SteelZinc Type III10262-3 Weeks for <= 4773 Call for Delivery for > 4773Price

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