5330-00-141-1546 GASKET Index 5320-00-141-1552 RIVET,BLIND

National Stock Number:
5310-00-141-1548

Federal Supply Class:
5310

National Item Identification Number:
001411548

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:
004-003081-02726916NORTHROP GRUMMAN SYSTEMS CORPORATION
AN960PD888044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY MATERIAL AND SURFACE FINISH
HOLE DIAMETER0.182 INCHES MINIMUM AND 0.193 INCHES MAXIMUM
OVERALL DIAMETER0.375 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-283,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 7075 OVERALL
PERIPHERAL SHAPE STYLEROUND
SURFACE TREATMENTANODIZE OVERALL
THICKNESS0.032 INCHES NOMINAL


Click here to Register for Free 30-day Trial