5310-01-204-4713 WASHER,FLAT Index 5310-01-204-4715 WASHER,FLAT

National Stock Number:
5310-01-204-4714

Federal Supply Class:
5310

National Item Identification Number:
012044714

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:
732025-3473030HAMILTON SUNDSTRAND CORPORATION


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HARDNESS RATING75.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 79.5 ROCKWELL SUPERFICIAL 15-N MAXIMUM
HOLE DIAMETER0.292 INCHES MINIMUM AND 0.294 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5504 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 410 OVERALL
PERIPHERAL SHAPE STYLEROUND
PROPRIETARY CHARACTERISTICSPACS
OVERALL DIAMETER0.558 INCHES MINIMUM AND 0.560 INCHES MAXIMUM
THICKNESS0.0295 INCHES MINIMUM AND 0.0305 INCHES MAXIMUM


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