5340-01-434-4280 CLAMP,LOOP Index 5360-01-434-4282 SPRING,SPIRAL,TORSION

National Stock Number:
5310-01-434-4281

Federal Supply Class:
5310

National Item Identification Number:
014344281

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:
BACW10AT3581205THE BOEING COMPANY


Techincal Specification:
MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR
MIL-S-18729 MIL SPEC 3RD MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND
CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416, TY2, CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.345 INCHES NOMINAL
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER0.655 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
THICKNESS0.063 INCHES NOMINAL
MATERIALSTEEL COMP 4340 OR
STEEL COMP 8740 OR
STEEL COMP 4130 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR


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