5310-01-103-6040 NUT,PLAIN,HEXAGON Index 5310-01-103-6044 WASHER,SPRING TENSION

National Stock Number:
5310-01-103-6042

Federal Supply Class:
5310

National Item Identification Number:
011036042

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:
12039224617GENERAL MOTORS CORP
12039273342ALLISON TRANSMISSION INC
574070034623AM GENERAL LLC
1DD59845152OSHKOSH CORP
1DD59875Q65OSHKOSH DEFENSE LLC
16KP93875Q65OSHKOSH DEFENSE LLC
82-1030-002504664PIERCE MANUFACTURING INC
941989211862GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT
88-2003330554DEPARTMENT OF DEFENSE PROJECT MANAGER-MOBILE ELECTRIC POWER
88-20033-20A30554DEPARTMENT OF DEFENSE PROJECT MANAGER-MOBILE ELECTRIC POWER
94198927X677GENERAL MOTORS LLC
HFLW025EG96195UNISTRUT INTERNATIONAL CORPORATION
MS51412-496906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HARDNESS RATING34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
HOLE DIAMETER0.276 INCHES MINIMUM AND 0.296 INCHES MAXIMUM
OVERALL DIAMETER0.620 INCHES MINIMUM AND 0.640 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL
PERIPHERAL SHAPE STYLEROUND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633,TY 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTZINC AND CHROMATE OVERALL
THICKNESS0.051 INCHES MINIMUM AND 0.080 INCHES MAXIMUM


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