5310-00-424-5505 WASHER,KEY Index 5998-00-424-5508 ELECTRONIC COMPONENTS ASSEMBLY

National Stock Number:
5310-00-424-5506

Federal Supply Class:
5310

National Item Identification Number:
004245506

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:
20-223-135301DRESSER INDUSTRIES INC LEROI DIV


Techincal Specification:
MATERIALIRON OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.531 INCHES NOMINAL
PERIPHERAL SHAPE STYLERECTANGULAR
LENGTH1.187 INCHES NOMINAL
WIDTH ACROSS FLATS1.000 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
THICKNESS0.022 INCHES NOMINAL
THE MANUFACTURERS DATA
MANUFACTURERS CODE35301
DESIGN CONTROL REFERENCE20-223-1


Click here to Register for Free 30-day Trial