5310-00-890-3422 NUT,PLAIN,KNURLED Index 5310-00-890-3424 WASHER,RECESSED

National Stock Number:
5310-00-890-3423

Federal Supply Class:
5310

National Item Identification Number:
008903423

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:
10340276A486GNIMIKKEISTOKESKUS NCB FINLAND
5310PL16729269009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
950833-2906481NORTHROP GRUMMAN SYSTEMS CORPORATION
WC1057-2970318ALLMETAL SCREW PRODUCTS CORP
NAS620C6P80205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
MATERIALSTEEL COMP 301 OR
STEEL COMP 348 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-766 COND A FINISH 2D OR 2B FED SPEC ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTOXIDE FILM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.143 INCHES MINIMUM AND
0.153 INCHES MAXIMUM
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER0.262 INCHES MINIMUM AND
0.282 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
THICKNESS0.032 INCHES NOMINAL
COLORBLACK OVERALL


Click here to Register for Free 30-day Trial