5310-01-331-6778 WASHER,FLAT Index 5310-01-331-6780 WASHER,SHOULDERED

National Stock Number:
5310-01-331-6779

Federal Supply Class:
5310

National Item Identification Number:
013316779

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:
5820102-00253711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
MATERIALSTEEL COMP 301 OR
STEEL COMP 302 OR
STEEL COMP 316 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059,TYPE 301 MIL SPEC 1ST MATERIAL RESPONSE OR
MIL-S-5059,TYPE 302 MIL SPEC 2ND MATERIAL RESPONSE OR
MIL-S-5059,TYPE 316 MIL SPEC 3RD MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER1.310 INCHES NOMINAL
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER1.630 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
THICKNESS0.008 INCHES NOMINAL
THE MANUFACTURERS DATA
MANUFACTURERS CODE53711
DESIGN CONTROL REFERENCE5820102-002


Click here to Register for Free 30-day Trial