5310-00-580-3612 WASHER,FLAT Index 5310-00-580-3618 WASHER,FLAT

National Stock Number:
5310-00-580-3615

Federal Supply Class:
5310

National Item Identification Number:
005803615

Description:
WASHER,FLAT

Detail:
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.


Manufacturer Information:
71-81762-304655GENERAL DYNAMICS MISSION SYSTEMS, INC.


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HARDNESS RATING46.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM
HOLE DIAMETER0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM
OVERALL DIAMETER0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM
MATERIALRUBBER SYNTHETIC OVERALL
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.062 INCHES NOMINAL


Click here to Register for Free 30-day Trial