5310-00-935-3663 NUT,PLAIN,HEXAGON Index 5365-00-935-3668 RING,LOCK,SERRATED

National Stock Number:
5310-00-935-3664

Federal Supply Class:
5310

National Item Identification Number:
009353664

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:
1213AS71130003NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER
32-42037-376301THE BOEING COMPANY


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HARDNESS RATING32.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM
HOLE DIAMETER0.391 INCHES NOMINAL
OVERALL DIAMETER1.500 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-18729,COND N MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4130 OVERALL
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.125 INCHES NOMINAL


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