National Item Identification Number
01-098-9967
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)
12361
GROVE U.S. L.L.C.
1565 BUCHANAN TRAIL EAST
21
SHADY GROVE
PA
17256
717-593-5926
79410
BORG-WARNER CORP
5401 W KILGORE AVE
MUNCIE
IN
47304
765-286-6100
Reference Numbers (Part Numbers)
9-490-100062
95-04-118-01
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
HARDNESS RATING
HOLE DIAMETER;
Required Description
STEEL COMP 1008 OVERALL
SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
90.0 ROC
