National Item Identification Number
01-443-0082
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)
U4234
MICRO PLASTICS INTERNATIONAL LTD
UNIT 2 HENLEY INDUSTRIAL PARK HENLE
ROAD
COVENTRY
CV2 1SR
UNITED KINGDOM
02476 614320
13764
MICRO PLASTICS INC
11 INDUSTRY LN HWY 178 N
149
FLIPPIN
AR
72634
870-453-2261
Reference Numbers (Part Numbers)
17W02251
17W02251
Required Categories
HOLE DIAMETER
PERIPHERAL SHAPE STYLE
OVERALL DIAMETER
CENTER HOLE SHAPE STYLE
Required Description
0.125 INCHES NOMINAL
1 ROUND
0.225 INCHES NOMINAL
1 ROUND
1 RECTANGULAR
0.1
