5310-01-492-0281, WASHER,FLAT

National Stock Number:
5310-01-492-0281

Federal Supply Class:
5310

National Item Identification Number:
014920281

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:

1 9/32"IDX3 1/4 "ODX5/32THK BRA	D9182	ZF INDUSTRIEANTRIEBE WITTEN GMBH
1 9/32"IDX3 1/4 "ODX5/32THK BRA	D9182	ZF INDUSTRIEANTRIEBE WITTEN GMBH
CVAN65-703-1554053 P/N 29	53711	NAVAL SEA SYSTEMS COMMAND
CVAN65-703-1554054 P/N 44	53711	NAVAL SEA SYSTEMS COMMAND
1 9/32'IDX3 1/4 'ODX5/32THK BRA	D9182	ZF INDUSTRIEANTRIEBE WITTEN GMBH
1 9/32IDX3 1/4O D X5/32 THK BRA	D9182	ZF INDUSTRIEANTRIEBE WITTEN GMBH

Techincal Specification:

CENTER HOLE SHAPE STYLE	ROUND
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
HOLE DIAMETER	1.281 INCHES NOMINAL
OVERALL DIAMETER	3.250 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-N-994 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	COPPER ALLOY OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCY	NAVY SPECIAL PROJECT
PERIPHERAL SHAPE STYLE	ROUND
SURFACE FINISH	125.0 MICROINCHES BOTTOM
SURFACE FINISH	125.0 MICROINCHES TOP
THICKNESS	0.156 INCHES NOMINAL

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