NSN 5310-01-073-2948

Part Details | FLAT WASHER

5310-01-073-2948 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: 42277C518, 42277518, 42277-518, 42277C518, 5310-01-073-2948, 01-073-2948, 5310010732948, 010732948

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 14, 197901-073-294813393 ( WASHER, FLAT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR

ROUND

ROUND

Cross Reference | NSN 5310-01-073-2948
Part Number Cage Code Manufacturer
42277C51800462GOODRICH CORPORATIONDBA TRW LUCAS AEROSPACE
42277-5183HRL4GOODRICH CORPORATIONDIV GOODRICH CORPORATION, SENSORS
42277C51882402TRIUMPH GEAR SYSTEMS, INC.DBA TRIUMPH GEAR SYSTEMS- PARK CITY
Technical Data | NSN 5310-01-073-2948
Characteristic Specifications
HARDNESS RATING32.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM
HOLE DIAMETER0.600 INCHES MINIMUM AND 0.650 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE ROUND
OVERALL DIAMETER1.370 INCHES MINIMUM AND 1.375 INCHES MAXIMUM
CENTER HOLE SHAPE STYLE ROUND
CROSS-SECTIONAL SHAPE STYLE RECTANGULAR
THICKNESS0.050 INCHES MINIMUM AND 0.060 INCHES MAXIMUM