National Item Identification Number
00-189-8895
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)
80063
80063
78039
LEICA INC
SURVEYING AND PHOTOGRAMMETRY SYSTEMS
1015 DOVER CT
LIBERTYVILLE
IL
60048
847-405-0123
Reference Numbers (Part Numbers)
SCD1347-12
SMB336070
15516
Required Categories
MATERIAL
HARDNESS RATING
HOLE DIAMETER
PERIPHERAL SHAPE STYLE
OVERALL DIAMET
Required Description
RUBBER SYNTHETIC OVERALL
35.0 SHORE DUROMETER A MINIMUM AND
45.0 SHORE DUROMET
