National Item Identification Number
00-291-4661
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)
46522
DCM MANUFACTURING INC
4540 W 160TH ST
CLEVELAND
OH
44135
216-265-8006
80072
H20 TANK INC
U S MOTORS DIV
W 145 N 8344 HONEY LN
758
MENOMONEE FALLS
WI
53052
262-251-7724
28835
HOBART BROS CO
600 W MAIN ST
TROY
OH
45373
937-332-4000
19207
Reference Numbers (Part Numbers)
A3068
A3068
474A59
7520425
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
HOLE DIAMETER
PERIPHERAL SHAPE
Required Description
PAPER OVERALL
HH-P-96 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
0.562 INCHES N