National Item Identification Number
00-418-3895
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)
38151
MARATHON ELECTRIC MANUFACTURING
CORPORATION
100 E RANDOLPH ST
WAUSAU
WI
54401
715-675-8165
38151
MARATHON ELECTRIC MANUFACTURING
CORPORATION
100 E RANDOLPH ST
WAUSAU
WI
54401
715-675-8165
38151
MARATHON ELECTRIC MANUFACTURING
CORPORATION
100 E RANDOLPH ST
WAUSAU
WI
54401
715-675-8165
38151
MARATHON ELECTRIC MANUFACTURING
CORPORATION
100 E RANDOLPH ST
WAUSAU
WI
54401
715-675-8165
38151
MARATHON ELECTRIC MANUFACTURING
CORPORATION
100 E RANDOLPH ST
WAUSAU
WI
54401
715-675-8165
38151
MARATHON ELECTRIC MANUFACTURING
CORPORATION
100 E RANDOLPH ST
WAUSAU
WI
54401
715-675-8165
Reference Numbers (Part Numbers)
ATL1S4700-29ITEM7
ATL1S4700-29PC28
E7652A16
LST542S4700-282210ITEM7
LST542S4
Required Categories
MATERIAL
HOLE DIAMETER
PERIPHERAL SHAPE STYLE
OVERALL DIAMETER
CENTER HOLE S
Required Description
STEEL OVERALL
0.656 INCHES MINIMUM AND
0.661 INCHES MAXIMUM
1 ROUND
1.370 IN