5310-00-637-2765 WASHER,FLAT Index 5310-00-637-2779 WASHER,FLAT

National Stock Number:
5310-00-637-2777

Federal Supply Class:
5310

National Item Identification Number:
006372777

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:
GW10U81AD326512NORTHROP GRUMMAN SYSTEMS CORPORATION
SP4300-2F26512NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
MATERIALALUMINUM ALLOY 2024 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/4 MIL SPEC SINGLE MATERIAL RESPONSE OR
QQ-A-225/6 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTANODIZE OR
CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 TY 2 CL 1 MIL SPEC 1ST TREATMENT RESPONSE OR
MIL-C-5541 CL 1A OR 3 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER1.015 INCHES NOMINAL
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER1.500 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
THICKNESS0.016 INCHES NOMINAL
THE MANUFACTURERS DATA
MANUFACTURERS CODE26512
DESIGN CONTROL REFERENCEGW10U81AD3


Click here to Register for Free 30-day Trial