National Item Identification Number

01-409-0182

National Stock Number

Item Name

WASHER,SHOULDERED

Federal Supply Class

5310

Description

A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use BEARING, SLEEVE; BUSHING SLEEVE; or SPACER, SLEEVE. Excludes INSULATOR, WASHER and thrust type washers.

Commercial and Government Entity Code (Supplier Data)

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77445

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Reference Numbers (Part Numbers)

4081428

Required Categories

MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
HARDNESS RATING
HOLE DIAMETER;

Required Description

STEEL COMP 601 OVERALL
AMS6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
35.0