National Item Identification Number
00-621-5236
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)
59155
MARINE DIESEL INC
9448 17TH AVE SW B1
SEATTLE
WA
98106
206-767-9594
09647
AQUA-CHEM INC
DBA WATER TECHNOLOGIES DIVISION
3232 W LANCASTER AVE
MILWAUKEE
WI
53209
414-438-5548
D9182
09647
AQUA-CHEM INC
DBA WATER TECHNOLOGIES DIVISION
3232 W LANCASTER AVE
MILWAUKEE
WI
53209
414-438-5548
Reference Numbers (Part Numbers)
621-5236
695-7704PC19
695-7787-19
952-7613
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
HOLE DIAMETER
PERIPHERAL SHAPE
Required Description
NICKEL ALLOY OVERALL
QQ-N-281 CL B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
0