National Item Identification Number
01-443-0578
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)
F6168
TEAM
4 PL VAUBAN
RUNGIS
94500
FRANCE
0149786600
09353
C AND K COMPONENTS INC
57 STANLEY AVE
WATERTOWN
MA
02472
617-926-6400
Reference Numbers (Part Numbers)
7573NOIR
757300264
757300264
Required Categories
PERIPHERAL SHAPE STYLE
OVERALL DIAMETER
CENTER HOLE SHAPE STYLE
THICKNESS
SP
Required Description
1 ROUND
0.468 INCHES NOMINAL
1 ROUND
0.029 INCHES NOMINAL
LOCKING RING
