5310-00-584-7978, WASHER,FLAT

National Stock Number:
5310-00-584-7978

Federal Supply Class:
5310

National Item Identification Number:
005847978

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:

751-6402403 FIND 8	53711	NAVAL SEA SYSTEMS COMMAND
751-6402403-8	53711	NAVAL SEA SYSTEMS COMMAND
751-6402404 FIND 8	53711	NAVAL SEA SYSTEMS COMMAND
751-6402404-8	53711	NAVAL SEA SYSTEMS COMMAND
751-6402405 FIND 8	53711	NAVAL SEA SYSTEMS COMMAND
751-6402405 ITEM 8	53711	NAVAL SEA SYSTEMS COMMAND
751-6402405-8	53711	NAVAL SEA SYSTEMS COMMAND
751-6402406 FIND 8	53711	NAVAL SEA SYSTEMS COMMAND
751-6402406 ITEM 8	53711	NAVAL SEA SYSTEMS COMMAND
751-6402406-8	53711	NAVAL SEA SYSTEMS COMMAND
751-6402407 FIND 8	53711	NAVAL SEA SYSTEMS COMMAND
751-6402407-8	53711	NAVAL SEA SYSTEMS COMMAND
751-6402408 FIND 8	53711	NAVAL SEA SYSTEMS COMMAND
751-6402408-8	53711	NAVAL SEA SYSTEMS COMMAND
FF-W-92	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
MS16212-6	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

CENTER HOLE SHAPE STYLE	ROUND
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
HOLE DIAMETER	0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM
OVERALL DIAMETER	1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-C-591 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	COPPER ALLOY 651 OVERALL
MINIMUM TENSILE STRENGTH	50000 POUNDS PER SQUARE INCH
NONDEFINITIVE SPEC/STD DATA	B CLASS AND 1 TYPE
PERIPHERAL SHAPE STYLE	ROUND
THICKNESS	0.122 INCHES MINIMUM AND 0.177 INCHES MAXIMUM

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