National Item Identification Number
00-238-1028
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)
53591
SCHWITZER ENGINE COMPONENTS
A HOUSEHOLD INTL CO
6040 W 62ND ST
INDIANAPOLIS
IN
46278
317-328-3100
55509
COOPER CAMERON CORP
AJAX-SUPERIOR DIV
1401 SHERIDAN AVE
SPRINGFIELD
OH
45505
740-393-8845
1ML14
D W HERCULES LLC
DBA HERCULES ENGINE COMPONENTS DIV
2770 ERIE ST S
MASSILLON
OH
44646
330-830-2498
Reference Numbers (Part Numbers)
C100816
NP4119
76198A
76198A
Required Categories
MATERIAL DOCUMENT AND CLASSIFICATION
HOLE DIAMETER
PERIPHERAL SHAPE STYLE
OVE
Required Description
MIL-F-5656 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
0.750 INCHES NOMINAL
1 RO