5310-01-398-1766, WASHER,FLAT

National Stock Number:
5310-01-398-1766

Federal Supply Class:
5310

National Item Identification Number:
013981766

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:

3180116-10-5

59364

HONEYWELL INTERNATIONAL INC.

Techincal Specification:

CENTER HOLE SHAPE STYLE	ROUND
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
HOLE DIAMETER	0.645 INCHES MINIMUM AND 0.650 INCHES MAXIMUM
OVERALL DIAMETER	0.900 INCHES MINIMUM AND 0.910 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5517 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5516 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5513 ASSN STD 3RD MATERIAL RESPONSE OR AMS 5525 ASSN STD 4TH MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OVERALL
PERIPHERAL SHAPE STYLE	ROUND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THICKNESS	0.017 INCHES MINIMUM AND 0.023 INCHES MAXIMUM

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