5325-00-202-4303 STUD,TURNLOCK FASTENER Index 5310-00-202-4307 WASHER,FLAT

National Stock Number:
5310-00-202-4306

Federal Supply Class:
5310

National Item Identification Number:
002024306

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:
65528310001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HARDNESS RATING65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM
HOLE DIAMETER1.062 INCHES NOMINAL
OVERALL DIAMETER1.625 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION417,TY S,CL SC,GR SC270 MIL STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALRUBBER SYNTHETIC OVERALL
MINIMUM TENSILE STRENGTH2000 POUNDS PER SQUARE INCH
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.062 INCHES NOMINAL


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