5310-01-242-2678 WASHER,FLAT Index 5310-01-242-2680 WASHER,LOCK

National Stock Number:
5310-01-242-2679

Federal Supply Class:
5310

National Item Identification Number:
012422679

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:
195-54110988CNH INDUSTRIAL AMERICA LLC
88-2056430554DEPARTMENT OF DEFENSE PROJECT MANAGER-MOBILE ELECTRIC POWER
88-20564-830554DEPARTMENT OF DEFENSE PROJECT MANAGER-MOBILE ELECTRIC POWER
MS51412-1196906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
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
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 ASSN STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTZINC AND
CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633,TY 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.649 INCHES MINIMUM AND
0.686 INCHES MAXIMUM
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER1.305 INCHES MINIMUM AND
1.342 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
THICKNESS0.074 INCHES MINIMUM AND
0.121 INCHES MAXIMUM
HARDNESS RATING34.0 ROCKWELL C MINIMUM AND
38.0 ROCKWELL C MAXIMUM
NONDEFINITIVE SPEC/STD DATAA CLASS AND
A TYPE AND
1 GRADE
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMS51412-11


Click here to Register for Free 30-day Trial