National Item Identification Number
01-233-9294
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)
61208
U2621
MARINE & INDUSTRIAL TRANSMISSIONS LT
QUEENBOROUGH SHIPYARD SOUTH STREET
QUEENBOROUGH
ME11 5EE
UNITED KINGDOM
01795 580808
90129
COOPER INDUSTRIES INC
DBA COOPER CROUSE-HINDS DIV
4758 WASHINGTON ST
LA GRANGE
NC
28551
252-566-0260
Reference Numbers (Part Numbers)
B-1512-AC
B1512AC
B1512AC
2B-1512-AC
Required Categories
MATERIAL
HOLE DIAMETER
PERIPHERAL SHAPE STYLE
OVERALL DIAMETER
CENTER HOLE S
Required Description
STEEL OVERALL
0.797 INCHES NOMINAL
1 ROUND
1.750 INCHES NOMINAL
1 ROUND
1 R