5310-01-160-2050, WASHER,FLAT

5310-01-160-2049 WASHER,FLAT

5310-01-160-2051 WASHER,FLAT

National Stock Number:
5310-01-160-2050

Federal Supply Class:
5310

National Item Identification Number:
011602050

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:

AN960KD1416	88044	AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
FF-W-92	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC

Techincal Specification:

CENTER HOLE SHAPE STYLE	ROUND
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
HOLE DIAMETER	0.880 INCHES MINIMUM AND 0.900 INCHES MAXIMUM
OVERALL DIAMETER	1.495 INCHES MINIMUM AND 1.520 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-250/4,T3ORT4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	ALUMINUM ALLOY 2024 OVERALL
NONDEFINITIVE SPEC/STD DATA	A TYPE AND 1 GRADE AND D MATERIAL
PERIPHERAL SHAPE STYLE	ROUND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	ANODIZE OVERALL
THICKNESS	0.083 INCHES MINIMUM AND 0.097 INCHES MAXIMUM

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