5310-01-591-7361, WASHER,FLAT

5310-01-591-7414 NUT,SELF-LOCKING,HEXAGON

National Stock Number:
5310-01-591-7361

Federal Supply Class:
5310

National Item Identification Number:
015917361

Description:
WASHER,FLAT

Detail:
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.

Manufacturer Information:

3000064	80212	BAE SYSTEMS LAND & ARMAMENTS L.P.
3000064-42	076M6	AMZ ALABAMA INC.
3000064-42	80212	BAE SYSTEMS LAND & ARMAMENTS L.P.

Techincal Specification:

CENTER HOLE SHAPE STYLE	ROUND
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
HARDNESS RATING	33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
HOLE DIAMETER	0.771 INCHES MINIMUM AND 0.791 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A829/A829M ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR ASTM A322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 6350 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 6351 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 6345 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 4130 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8640 OVERALL OR STEEL COMP 8740 OVERALL
III PART NAME ASSIGNED BY CONTROLLING AGENCY	WASHER, FLAT, SPECIAL PURPOSE
PERIPHERAL SHAPE STYLE	ROUND
PROPRIETARY CHARACTERISTICS	PACS
OVERALL DIAMETER	1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM
THICKNESS	0.118 INCHES MINIMUM AND 0.132 INCHES MAXIMUM

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