3120-01-073-4274 BEARING,WASHER,THRUST Index 5310-01-073-4276 WASHER,FLAT

National Stock Number:
5310-01-073-4275

Federal Supply Class:
5310

National Item Identification Number:
010734275

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:
07706306889BIG JOE MFG CO
1226728919207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
DAX1056873342ALLISON TRANSMISSION INC


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HARDNESS RATING38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
HOLE DIAMETER0.626 INCHES MINIMUM AND 0.636 INCHES MAXIMUM
OVERALL DIAMETER1.000 INCHES NOMINAL
MATERIALSTEEL COMP 1045 OVERALL
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.060 INCHES MINIMUM AND 0.063 INCHES MAXIMUM


Click here to Register for Free 30-day Trial