National Item Identification Number
National Stock Number
Federal Supply Class
Referenced on: http://radar.tpub.com//TM-11-5840-293-34P/TM-11-5840-293-34P0308.htm
Referenced on: http://radar.tpub.com//TM-11-5840-293-34P/TM-11-5840-293-34P0480.htm
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)
ITT INDUSTRIES INC.
DBA I T T GILFILLAN
7821 ORION AVE
NSN (National Stock Number) 5310-00-139-7319, 5310001397319 NIIN (National Identification Number) 00-139-7319, 001397319
Part Numbers (Reference Numbers)
MATERIAL DOCUMENT AND CLASSIFICATION
STEEL COMP 303 OVERALL
ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL