National Item Identification Number
01-394-4541
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)
U4707
VT MARINE PRODUCTS LTD
HAMILTON ROAD
COSHAM PORTSMOUTH
PO6 4PX
UNITED KINGDOM
023 92 539750
0D5X4
CHAND LLC
DBA CHAND
157 HIGHWAY 654
MATHEWS
LA
70375
985-532-2512
Reference Numbers (Part Numbers)
S6830144B
S6830144B
Required Categories
Required Description