5310-01-049-6586, WASHER,FLAT

National Stock Number:
5310-01-049-6586

Federal Supply Class:
5310

National Item Identification Number:
010496586

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:

BACW10P218S

81205

THE BOEING COMPANY

Techincal Specification:

CENTER HOLE SHAPE STYLE	ROUND
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
HOLE DIAMETER	0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM
OVERALL DIAMETER	0.420 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-698 COND 1/2 H OR H FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-698 COND 1/2 H OR H FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-698 COND 1/2 H OR H FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-698 COND 1/2 H OR H FED SPEC 4TH MATERIAL RESPONSE OR QQ-S-698 COND 1/2 H OR H FED SPEC 5TH MATERIAL RESPONSE OR MIL-S-7952 MIL SPEC 5TH MATERIAL RESPONSE OR MIL-S-7952 MIL SPEC 6TH MATERIAL RESPONSE OR MIL-S-7952 MIL SPEC 7TH MATERIAL RESPONSE OR SAE ASSN STD 7TH MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OR STEEL COMP 1025 OR STEEL COMP 1010 OVERALL
PERIPHERAL SHAPE STYLE	ROUND
SPECIFICATION/STANDARD DATA	81205-BACW10P MANUFACTURERS STANDARD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 1,CL 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
THICKNESS	0.032 INCHES NOMINAL

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