National Item Identification Number
00-438-9392
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)
K4358
GOODRICH CONTROL SYSTEMS LTD T/A GOO
ICH POWER SYSTEMS
PITSTONE GREEN BUSINESS PARK WESTFIE
D ROAD
PITSTONE GREEN
LU7 9GT
UNITED KINGDOM
01296 663000
0KDP7
78062
Reference Numbers (Part Numbers)
N611097-3
279217
279217
Required Categories
MATERIAL
HOLE DIAMETER
PERIPHERAL SHAPE STYLE
OVERALL DIAMETER
CENTER HOLE S
Required Description
WOOL OVERALL
1.334 INCHES NOMINAL
1 ROUND
1.770 INCHES MINIMUM AND
1.790 INC