NSN 5310-01-283-7780

Part Details | FLAT WASHER

5310-01-283-7780 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: FFW92, FF-W-92, 60280525, 60-28-0525, 7095343943 ITEM 24, 709-5343943 ITEM 24, 5224775874 ITEM 18, 522-4775874 ITEM 18, 5310-01-283-7780, 01-283-7780, 5310012837780, 012837780

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53AUG 12, 198801-283-778013393 ( WASHER, FLAT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR

ROUND

ROUND

Cross Reference | NSN 5310-01-283-7780
Part Number Cage Code Manufacturer
FF-W-9281348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
60-28-052543689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
709-5343943 ITEM 2453711NAVAL SEA SYSTEMS COMMAND
522-4775874 ITEM 1880064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 5310-01-283-7780
Characteristic Specifications
HOLE DIAMETER0.406 INCHES NOMINAL
PERIPHERAL SHAPE STYLE ROUND
OVERALL DIAMETER1.000 INCHES NOMINAL
CENTER HOLE SHAPE STYLE ROUND
CROSS-SECTIONAL SHAPE STYLE RECTANGULAR
THICKNESS0.063 INCHES NOMINAL