5310-01-524-3265, WASHER,FLAT

National Stock Number:
5310-01-524-3265

Federal Supply Class:
5310

National Item Identification Number:
015243265

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:

68951P-7.25	56878	SPS TECHNOLOGIES, LLC
68951P-7.5	56878	SPS TECHNOLOGIES, LLC

Techincal Specification:

CENTER HOLE SHAPE STYLE	ROUND
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
HARDNESS RATING	39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
HOLE DIAMETER	0.470 INCHES MINIMUM AND 0.474 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AMS-S-6758 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 6350 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 4130 OVERALL OR STEEL COMP 8740 OVERALL
PERIPHERAL SHAPE STYLE	ROUND
PROPRIETARY CHARACTERISTICS	PACS
OVERALL DIAMETER	0.776 INCHES MINIMUM AND 0.786 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS-QQ-P-416, TYPE II, CLASS 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL OR AMS 2416 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL OR NICKEL ALLOY OVERALL
THICKNESS	0.071 INCHES MINIMUM AND 0.085 INCHES MAXIMUM

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