National Item Identification Number
01-240-1812
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)
28009
SYPRIS DATA SYSTEMS INC
DIV CENTENNIAL
7307 S REVERE PKWY 200
ENGLEWOOD
CO
80112
909-962-9494
1YGB8
CAREY MANUFACTURING COMPANY INC
DBA AMATOM ELECTRONIC HARDWARE
5 PASCO HILL RD
CROMWELL
CT
06416
860-828-0847
Reference Numbers (Part Numbers)
16600747-006
2256-N129
2256-N129
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
HOLE DIAMETER
PERIPHERAL SHAPE
Required Description
PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL
L-P-410 FED SPEC SINGLE MATERIAL RE