Product Details | FLAT WASHER

5310-00-286-7976 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.

Part Alternates: A37104PC155602, D266499SH3PC36, 70T17, 155602, 4A243500PC47, 5310-00-286-7976, 00-286-7976, 5310002867976, 002867976

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-286-7976

Drawings & Photos | NSN 5310-00-286-7976


Cross Reference | NSN 5310-00-286-7976

Part Number Cage Code Manufacturer
155602 36346 UNION CARBIDE CORP SUB OF DOW CO THE
4A243500PC47 36346 UNION CARBIDE CORP SUB OF DOW CO THE
70T17 36346 UNION CARBIDE CORP SUB OF DOW CO THE
A37104PC155602 36346 UNION CARBIDE CORP SUB OF DOW CO THE
D266499SH3PC36 36346 UNION CARBIDE CORP SUB OF DOW CO THE

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Technical Data | NSN 5310-00-286-7976

Characteristic Specifications
MATERIAL LEATHER OVERALL
HOLE DIAMETER 0.312 INCHES MINIMUM AND 0.328 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE 1 ROUND
OVERALL DIAMETER 0.446 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
SPECIAL FEATURES WASHER TO ABSOLUTELY FREE FROM OIL,GREASE OR WAX AND ROUGH,TORN OR LINTY EDGES,WASHER TO BE SUITABLE FOR OXYGEN SERVICE TO 350PSI AND 130 DEG F

Restrictions/Controls & Freight Information | NSN 5310-00-286-7976

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information