4820-01-022-1470 VALVE,CONTROL Index 4730-01-022-1472 SEAL,CONICAL,FLARED TUBE FITTING

National Stock Number:
5310-01-022-1471

Federal Supply Class:
5310

National Item Identification Number:
010221471

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:
3W63542P20AT62SIEMENS ENERGY, INC.
3W63542P230760INGERSOLL RAND CO
3W63542P2830Q4CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
3W63542P288663DRESSER-RAND CO INGERSOLL-RAND OPNS A JOINT VENTURE
3W63542P28FGX3CURTISS-WRIGHT ELECTRO-MECHANICAL CORP


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.265 INCHES NOMINAL
OVERALL DIAMETER0.484 INCHES NOMINAL
MATERIALSTEEL OVERALL
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.060 INCHES NOMINAL


Click here to Register for Free 30-day Trial