NSN 5310-00-741-1378 NIIN — Key Washer

National Stock number : 5310-00-741-1378

Key Washer


Available Quantity 4,446
Available Conditions NE NS
Classification Nuts and Washers - FSC 5310
Schedule B 7318220000
Stock Check Date 04/13/2026
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

2.650in. and 2.660in. ⁓2-43/64"

Outside Diameter

3.375in.

External Straight Key Width

0.438in.

Internal Straight Key Width

0.335in. and 0.350in.

Distance From Centerline To Top Of Internal Key

1.185in.

Overall Distance Including Keys

3.875in.

External Key Quantity

11

Internal Key Quantity

1

Material Thickness

0.060in.

End Item Identification

w/s:cargo, trailer, M105A3; chasis, trlr, gp, 3 1/2t, 2-whl, tam D00807; trailer tank, water 400 gal, M149A2; guided missile, intercept; missile, lance; trlr, cargo, 3/4t, 2whl, tam D08607

Material

steel comp 1008 or steel comp 1009 or steel comp 1010 or steel comp 1015 or steel comp 1018 or steel comp 1020 or steel

Material Document And Classification

QQ-S-698 tp 2 fed spec 1st material response or QQ-S-698 tp 2 fed spec 2nd material response or QQ-698 tp 2 fed spec 3rd material response or QQ-S-698 tp 2 fed spec 4th material response or QQ-S-698 tp 2 fed spec 5th material response or QQ-S-698 t+2 fed spec 6th material response or QQ-S-698 tp 5 fed spec 7th material response

Style Designator

key

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National Stock Number
5310-00-741-1378
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