NSN 5310-00-139-7030

Part Details | FLAT WASHER

5310-00-139-7030 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: 4D3704, 4D3704, 4D3704, 4D-3704, 5CA977, 5CA977, CV121929, 5310-00-139-7030, 00-139-7030, 5310001397030, 001397030

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 01, 197100-139-703013393 ( WASHER, FLAT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR

ROUND

ROUND

Cross Reference | NSN 5310-00-139-7030
Part Number Cage Code Manufacturer
4D370411083CATERPILLAR INC.DBA CATERPILLAR
4D3704U3363CATERPILLAR TRACTOR CO LTD
4D-3704U8468FINNING UK LTD
5CA97745152OSHKOSH CORPORATION
5CA97775Q65OSHKOSH DEFENSE, LLC
CV121929KCQ24TVS SUPPLY CHAIN SOLUTIONS LIMITED
Technical Data | NSN 5310-00-139-7030
Characteristic Specifications
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
HOLE DIAMETER0.656 INCHES NOMINAL
PERIPHERAL SHAPE STYLE ROUND
OVERALL DIAMETER1.190 INCHES NOMINAL
CENTER HOLE SHAPE STYLE ROUND
CROSS-SECTIONAL SHAPE STYLE RECTANGULAR
THICKNESS0.195 INCHES MINIMUM AND 0.225 INCHES MAXIMUM
FEATURES PROVIDED CASEHARDENED