5310-00-159-3556 NUT,PLAIN,HEXAGON Index 5306-00-159-3561 BOLT,MACHINE

National Stock Number:
5310-00-159-3559

Federal Supply Class:
5310

National Item Identification Number:
001593559

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:
228481210001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.327 INCHES MINIMUM AND 0.334 INCHES MAXIMUM
OVERALL DIAMETER1.000 INCHES NOMINAL
MATERIALSTEEL COMP 303 OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
PERIPHERAL SHAPE STYLEROUND
SPECIAL FEATURESTHREE ROWS OF SERRATIONS ON ONE SIDE
SURFACE TREATMENTPASSIVATE OVERALL
THICKNESS0.172 INCHES NOMINAL


Click here to Register for Free 30-day Trial