National Item Identification Number
01-252-3106
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)
78286
Reference Numbers (Part Numbers)
MIL-STD-130
70219-42422-137
Required Categories
STYLE DESIGNATOR
HOLE DIAMETER
OUTSIDE DIAMETER
SHOULDER HEIGHT
MATERIAL THI
Required Description
8 SHOULDERED
1.870 INCHES MINIMUM AND
1.878 INCHES MAXIMUM
1.750 INCHES NOMIN