5310-00-059-5291, WASHER,FLAT

National Stock Number:
5310-00-059-5291

Federal Supply Class:
5310

National Item Identification Number:
000595291

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:

10116526	A486G	NIMIKKEISTOKESKUS NCB FINLAND
137301-105	35351	GE AVIATION SYSTEMS LLC
NAS1587-3	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
5310PL0199959	9009H	INSPEKTORAT WSPARCIA SIL ZBROJNYCH
NAS1587-3	A0170	LEONARDO SPA AEROSTRUCTURE DIVISION

Techincal Specification:

MATERIAL	STEEL COMP 321 OR
	STEEL COMP 348 OR
	STEEL COMP 303 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-6721 MIL SPEC 1ST MATERIAL RESPONSE OR
	QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE AND
	MIL-S-6721 MIL SPEC 2ND MATERIAL RESPONSE AND
	QQ-S-763 FED SPEC 3RD MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
CENTER HOLE SHAPE STYLE	ROUND
HOLE DIAMETER	0.192 INCHES MINIMUM AND
	0.198 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE	ROUND
OVERALL DIAMETER	0.459 INCHES MINIMUM AND
	0.479 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
THICKNESS	0.032 INCHES NOMINAL
SURFACE FINISH	63.0 MICROINCHES TOP
	63.0 MICROINCHES BOTTOM
SPECIFICATION/STANDARD DATA	80205-NAS1587 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MINIMUM TENSILE STRENGTH	75000 POUNDS PER SQUARE INCH

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