5365-01-267-4181 SPACER,SLEEVE Index 5340-01-267-4183 BRACKET,ANGLE

National Stock Number:
5310-01-267-4182

Federal Supply Class:
5310

National Item Identification Number:
012674182

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:
1234580219207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HARDNESS RATING33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
HOLE DIAMETER0.521 INCHES MINIMUM AND 0.541 INCHES MAXIMUM
OVERALL DIAMETER1.200 INCHES MINIMUM AND 1.220 INCHES MAXIMUM
MATERIALSTEEL COMP 1040 AND STEEL COMP 1050 OVERALL
SPECIAL FEATURES2360-01-061-2445 TANK,COMBAT FULL TRACK
PERIPHERAL SHAPE STYLEROUND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416CLASS 2 TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THICKNESS0.083 INCHES MINIMUM AND 0.097 INCHES MAXIMUM


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