National Item Identification Number
01-070-1731
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)
NSN (National Stock Number) 5310-01-070-1731, 5310010701731 NIIN (National Identification Number) 01-070-1731, 010701731
Part Numbers (Reference Numbers)
MS20230WB1
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
STYLE DESIGNATOR
HOLE DIAMETER;
Required Description
COPPER ALLOY 260 OR
COPPER ALLOY 268 OVERALL
QQ-B-613 FED SPEC ALL MATERIAL RE