National Item Identification Number
01-022-9007
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)
08768
TATE ENGINEERING SYSTEMS INC
DBA SINCE 1924
1560 CATON CENTER DRIVE
BALTIMORE
MD
21227
410-242-8800
26295
CURTIS ENGINE & EQUIPMENT INC
3918 VERO RD STE J & K
BALTIMORE
MD
21227
410-536-1203
97947
LISTER PETTER AMERICAS INC.
815 EAST 56 HIGHWAY
OLATHE
KS
66061
913-764-3512
Reference Numbers (Part Numbers)
351-11530
351-11530
351-11530
Required Categories
MATERIAL
PERIPHERAL SHAPE STYLE
CENTER HOLE SHAPE STYLE
CROSS-SECTIONAL SHAPE
Required Description
WOOL OVERALL
1 ROUND
1 ROUND
1 RECTANGULAR
97947
351-11530