NSN 5310-01-261-1604

Part Details | FLAT WASHER

5310-01-261-1604 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.

Alternate Parts: 196B73172, 196B7317-2, 5310-01-261-1604, 01-261-1604, 5310012611604, 012611604

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53AUG 09, 198701-261-160413393 ( WASHER, FLAT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR

ROUND

ROUND

Cross Reference | NSN 5310-01-261-1604
Part Number Cage Code Manufacturer
196B7317-205606GENERAL DYNAMICS-OTS, INC.DBA GD-OTS (WILLISTON)
Technical Data | NSN 5310-01-261-1604
Characteristic Specifications
HOLE DIAMETER0.314 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE ROUND
OVERALL DIAMETER0.488 INCHES MINIMUM AND 0.496 INCHES MAXIMUM
CENTER HOLE SHAPE STYLE ROUND
CROSS-SECTIONAL SHAPE STYLE RECTANGULAR
THICKNESS0.068 INCHES MINIMUM AND 0.072 INCHES MAXIMUM
SPECIAL FEATURESOUTSIDE LEFT CORNER RADIUS 0.029 IN. MIN 0.031 IN. MAX,OUTSIDE RIGHT CORNER RADIUS 0.029 IN. MIN 0.031 IN. MAX