National Item Identification Number
01-120-8198
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)
12511
Reference Numbers (Part Numbers)
S95187
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
SURFACE TREATMENT
SURFACE TREAT
Required Description
STEEL CORROSION RESISTING OVERALL
ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE O