5310-01-210-0812 WASHER,FLAT Index 5310-01-210-0814 WASHER,FLAT

National Stock Number:
5310-01-210-0813

Federal Supply Class:
5310

National Item Identification Number:
012100813

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:
5610-10-1586928SEASTROM MANUFACTURING CO INC
SM-C-70358854490DEPT OF THE ARMY U S ARMY ELECTRONICS COMMAND NIGHT VISION LABORATORY
V515-50061-382577RAYTHEON COMPANY


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-410 6/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALPLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL
PERIPHERAL SHAPE STYLEROUND
PROPRIETARY CHARACTERISTICSPACS
OVERALL DIAMETER0.300 INCHES MINIMUM AND 0.320 INCHES MAXIMUM
THICKNESS0.015 INCHES NOMINAL


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