5310-01-395-1427, WASHER,FLAT

National Stock Number:
5310-01-395-1427

Federal Supply Class:
5310

National Item Identification Number:
013951427

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:

10163169	A486G	NIMIKKEISTOKESKUS NCB FINLAND
5310PL0787235	9009H	INSPEKTORAT WSPARCIA SIL ZBROJNYCH
NAS1149D0716J	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
FF-W-92	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
AN960JD716L	88044	AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE

Techincal Specification:

MATERIAL	ALUMINUM ALLOY 2024 AND
	ALUMINUM ALLOY 1230 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
CENTER HOLE SHAPE STYLE	ROUND
HOLE DIAMETER	0.443 INCHES MINIMUM AND
	0.463 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE	ROUND
OVERALL DIAMETER	0.745 INCHES MINIMUM AND
	0.770 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
THICKNESS	0.013 INCHES MINIMUM AND
	0.019 INCHES MAXIMUM
SPECIFICATION/STANDARD DATA	80205-NAS119 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	FF-W-92

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