National Item Identification Number
01-132-1078
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)
10630
ANILLO INDUSTRIES INC
2090 N GLASSELL ST
ORANGE
CA
92865
714-637-7000
12829
34336
70265
76301
98465
Reference Numbers (Part Numbers)
4M27C5
4M27C5
4M27C5
4M27C5
4M27C5
4M27C5
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
SURFACE TREATMENT
HOLE DIAMETER
Required Description
STEEL COMP 302 OR
STEEL COMP 304 OVERALL
MIL-S-5059 COMP 302 MIL SPEC 1ST MATE
