National Item Identification Number
99-122-8065
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)
K7766
BRITISH STANDARDS INSTITUTION
389 CHISICK HIGH ROAD
LONDON
W4 4AL
UNITED KINGDOM
0208 996 9000
U1605
K7766
BRITISH STANDARDS INSTITUTION
389 CHISICK HIGH ROAD
LONDON
W4 4AL
UNITED KINGDOM
0208 996 9000
K0967
K0967
K0231
QINETIQ
FORT HALSTEAD
SEVENOAKS
TN14 7BP
UNITED KINGDOM
202-429-6630
K0231
QINETIQ
FORT HALSTEAD
SEVENOAKS
TN14 7BP
UNITED KINGDOM
202-429-6630
K0231
QINETIQ
FORT HALSTEAD
SEVENOAKS
TN14 7BP
UNITED KINGDOM
202-429-6630
K0231
QINETIQ
FORT HALSTEAD
SEVENOAKS
TN14 7BP
UNITED KINGDOM
202-429-6630
K0967
Reference Numbers (Part Numbers)
BS4320 M6 FRMA CADPLT
BS4320 M6 FRMA CADPLT
BS4320-TABLE 1 FORM A
B90606
C90
Required Categories
Required Description
