National Item Identification Number
01-123-2393
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)
25685
NAVAL SHIP ENGINEERING CENTER
PHILADELPHIA DIVISION
PHILADELPHIA
PA
19112
215-226-6858
25685
NAVAL SHIP ENGINEERING CENTER
PHILADELPHIA DIVISION
PHILADELPHIA
PA
19112
215-226-6858
D9182
1UT74
TARGET ELECTRONICS INC
709 E HILLSBORO BLVD
DEERFIELD BEACH
FL
33441
954-428-0061
Reference Numbers (Part Numbers)
SS426-4491157-PIECE 23
4491157 PIECE 23
4491157-B-23
4491157-PIECE 2
Required Categories
MATERIAL
HOLE DIAMETER
PERIPHERAL SHAPE STYLE
OVERALL DIAMETER
CENTER HOLE S
Required Description
PLASTIC OVERALL
0.410 INCHES NOMINAL
1 ROUND
0.810 INCHES NOMINAL
1 ROUND
1
