5310-01-523-3544, WASHER,FLAT

National Stock Number:
5310-01-523-3544

Federal Supply Class:
5310

National Item Identification Number:
015233544

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:

BACW10BN8AP

81205

THE BOEING COMPANY

Techincal Specification:

CENTER HOLE SHAPE STYLE	ROUND
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
HOLE DIAMETER	0.498 INCHES MINIMUM AND 0.509 INCHES MAXIMUM
OVERALL DIAMETER	0.950 INCHES MINIMUM AND 0.970 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	BACW10BN MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	ALUMINUM ALLOY 2024 OVERALL
PERIPHERAL SHAPE STYLE	ROUND
SPECIAL FEATURES	SUBASSEMBLY ISFAIRING INSTL-WING TE MLG TRUN; REFER TO BOEING I.P.C. BOE2413, 32-12-10-01 NO. 190
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	BACW10BN MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THICKNESS	0.064 INCHES MINIMUM AND 0.078 INCHES MAXIMUM

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