National Item Identification Number
01-340-5084
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)
1Z537
BUENA PARK TOOL & ENGINEERING INC
DBA BUENA PARK TOOL
7661 WINDFIELD DR
HUNTINGTON BEACH
CA
92647
714-843-6215
31638
WOODRUFF CORPORATION
3680 SKYPARK DRIVE
TORRANCE
CA
90505
310-373-7348
59563
REID PRODUCTS INC
21430 WAALEW RD
APPLE VALLEY
CA
92307
760-240-1355
64106
AM MACHINING INC
DBA APV MANUFACTURING & ENGRG CO DIV
325 N MULLER ST
ANAHEIM
CA
92801
714-991-3848
88277
Reference Numbers (Part Numbers)
13D0021-016
13D0021-016
13D0021-016
13D0021-016
13D0021-016
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
HOLE DIAMETER
PERIPHERAL SHAPE
Required Description
STEEL COMP 303SE OVERALL
ASTM A582,COND A ASSN STD SINGLE MATERIAL RESPONSE OVE