NSN 5310-00-143-6394 NIIN — Flat Washer

National Stock number : 5310-00-143-6394

Flat Washer


Available Quantity 2,058
Available Conditions NS NE
Classification Nuts and Washers - FSC 5310
Schedule B 7318220000
Stock Check Date 06/19/2026
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

Flat Washer

Cross-sectional Shape Style

rectangular

Hole Diameter

0.584in. and 0.604in. ⁓39/64"

Peripheral Shape Style

round

Center Hole Shape Style

1 round

Thickness

0.157in. and 0.171in. ⁓11/64"

Overall Diameter

1.490in. and 1.510in. ⁓1-33/64"

Features Provided

casehardened

Hardness Rating

33.0 rockwell c and 35.0 rockwell c

Heat Treatment

quenched and tempered

Material

steel comp 4130 or steel comp 4140 or steel comp 8640 or steel comp 8740 or steel comp 1045

Material Document And Classification

QQ-S-624 fed spec 1st material response and QQ-S-624 fed spec 2nd material response and QQ-S-624 fed spec 3rd material response and QQ-S-624 fed spec 4th material response and 66 fed std 5th material response

Surface Treatment

cadmium

Pricing and Availability Quote

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National Stock Number
5310-00-143-6394
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