National Item Identification Number
01-507-2548
National Stock Number
Item Name
WASHER,SHOULDERED AND RECESSED
Federal Supply Class
5310
Description
A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. 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)
99657
MAROTTA CONTROLS INC.
78 BOONTON AVE
MONTVILLE
NJ
07045
973-334-7800
99657
MAROTTA CONTROLS INC.
78 BOONTON AVE
MONTVILLE
NJ
07045
973-334-7800
Reference Numbers (Part Numbers)
180791-0001
284798-0001 ITEM 22
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
III END ITEM IDENTIFICATION
Required Description
STEEL COMP 316 OVERALL
QQ-S-763/ASTM A581 FED SPEC 1ST MATERIAL RESPONSE OR
AS
