National Item Identification Number
01-220-8623
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)
0A860
GLEN-BAR ENGINEERING CO
116 ELM CT
BURBANK
CA
91502
818-841-4432
1YQE8
ALLIANT TECHSYSTEMS INC.
3309 N. RESEDA CIRCLE
MESA
AZ
85215
480-324-8686
3T881
A AND A MACHINE AND DEVELOPMENT CO
INC
16625 GRAMERCY PLACE
GARDENA
CA
90247
310-532-7706
8V613
Reference Numbers (Part Numbers)
387-3536
387-3536
387-3536
387-3536
387-3536
387-3536
Required Categories
Required Description