4730-00-063-7995 CROSS,TUBE Index 5340-00-063-7997 CLEVIS,ROD END

National Stock Number:
5310-00-063-7996

Federal Supply Class:
5310

National Item Identification Number:
000637996

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:
128AMM10116-126512NORTHROP GRUMMAN SYSTEMS CORPORATION
128AMM10116-179RG9NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HARDNESS RATING27.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
HOLE DIAMETER0.268 INCHES NOMINAL
OVERALL DIAMETER0.672 INCHES MINIMUM AND 0.702 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION-1L-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
PERIPHERAL SHAPE STYLEROUND
SURFACE TREATMENTCADMIUM OVERALL
THICKNESS0.102 INCHES MINIMUM AND 0.106 INCHES MAXIMUM


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