Product Details | FLAT WASHER

5310-01-557-0426 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: 1002480, 5310-01-557-0426, 01-557-0426, 5310015570426, 015570426

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01-557-0426

Cross Reference | NSN 5310-01-557-0426

Part Number Cage Code Manufacturer
1002480 1EFH8 GENERAL DYNAMICS LAND SYSTEMS - FORCE PROTECTION INC.
2000181 1EFH8 GENERAL DYNAMICS LAND SYSTEMS - FORCE PROTECTION INC.
6V-5839 11083 CATERPILLAR INC. DBA CATERPILLAR
7HB523 45152 OSHKOSH CORPORATION
7HB523 75Q65 OSHKOSH DEFENSE, LLC

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Restrictions/Controls & Freight Information | NSN 5310-01-557-0426

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
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Category Code Description
No Freight Information