National Item Identification Number
00-163-9404
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)
71791
Reference Numbers (Part Numbers)
176524
Required Categories
MATERIAL
HARDNESS RATING
STYLE DESIGNATOR
HOLE DIAMETER
SHOULDER DIAMETER
O
Required Description
STEEL COMP 4130 OVERALL
25.0 ROCKWELL C MINIMUM AND
32.0 ROCKWELL C MAXIMUM
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