NSN 5310-00-639-4037 NIIN — Key Washer

National Stock number : 5310-00-639-4037

Key Washer


Available Quantity 53
Available Conditions NE NS AR SV OH
Classification Nuts and Washers - FSC 5310
Schedule B 7318220000
Stock Check Date 06/24/2026
Part-Number.info Quality System
  •   ISO 9001:2015 + AS9120B Certifed
  •   Audited supply chain
  •   Counterfeit Parts Prevention
  •   100% Product Inspections
  •   7 Year Record Retention
  •   HAZMAT Certified
  •   ITAR and DDTC Registered
AS9120 Certified Supplier

Product Properties


Description

Key Washer

Hole Diameter

0.506in. and 0.526in. ⁓17/32"

Outside Diameter

1.870in. and 1.890in.

External Prebent Key Length

0.062in. and 0.093in.

External Prebent Key Width

0.219in. and 0.234in.

Material Thickness

0.1544in. and 0.1744in.

Hardness Rating

32.0 rockwell c and 40.0 rockwell c

External Prebent Key Angle

45.0 degrees

Material

steel

Style Designator

key

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National Stock Number
5310-00-639-4037
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