National Item Identification Number
01-423-7157
National Stock Number
Item Name
WASHER,FLAT
Federal Supply Class
5310
Description
A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items.
Commercial and Government Entity Code (Supplier Data)
0RJD4
MC KENNA ENGINEERING & EQUIPMENT
COMPANY INC
1162 E DOMINGUEZ ST
CARSON
CA
90746
310-763-7929
0Z799
LEISTRITZ CORPORATION
DBA FOREIGN PARENT IS LEISTRITZ AG
165 CHESTNUT ST
ALLENDALE
NJ
07401
201-934-8262
Reference Numbers (Part Numbers)
8938/5-01 POS 119
8938/5-01 POS 119
Required Categories
Required Description