5310-00-044-6477 WASHER,FLAT Index 5310-00-044-6494 WASHER,FLAT

National Stock Number:
5310-00-044-6485

Federal Supply Class:
5310

National Item Identification Number:
000446485

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:
44648521450ARMY WEAPONS COMMAND ATTN AMSWE-REE-S
44648524617GENERAL MOTORS CORP
4464857X677GENERAL MOTORS LLC
FF-W-92B81348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
MILW1085TYPEA81349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
DEPARTURE FROM CITED DOCUMENTAS MODIFIED BY SURFACE TREATMENT
HOLE DIAMETER0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
OVERALL DIAMETER1.615 INCHES MINIMUM AND 1.635 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL
NONDEFINITIVE SPEC/STD DATAA TYPE
PERIPHERAL SHAPE STYLEROUND
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
THICKNESS0.064 INCHES MINIMUM AND 0.104 INCHES MAXIMUM


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