National Item Identification Number
00-269-2773
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)
29440
W. M. BERG INC
499 OCEAN AVE
EAST ROCKAWAY
NY
11518
516-596-1700
94117
BAE SYSTEMS INFORMATION AND
ELECTRONIC SYSTEMS INTEGRATION
65 SPIT BROOK RD
NASHUA
NH
03060
603-885-3232
29440
W. M. BERG INC
499 OCEAN AVE
EAST ROCKAWAY
NY
11518
516-596-1700
D9182
00752
EDO CORPORATION ANTENNA PRODUCTS &
TECHNOLOGIES
585 JOHNSON AVENUE
BOHEMIA
NY
11716
631-218-7058
Reference Numbers (Part Numbers)
Z4-N-5
1614010P3
24-N-5
2673
972-501
990114-3
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
HARDNESS RATING
HOLE DIAMETER;
Required Description
PLASTIC POLYAMIDE OVERALL
MIL-M-20693 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL