5310-01-204-3343 WASHER,FLAT Index 5310-01-204-3345 WASHER,FLAT

National Stock Number:
5310-01-204-3344

Federal Supply Class:
5310

National Item Identification Number:
012043344

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:
10110150A486GNIMIKKEISTOKESKUS NCB FINLAND
4M116-0400403033PLASTIFAB INCORPORATED
4M116-0400410630ANILLO INDUSTRIES INC
4M116-0400418986JETRON INC
4M116-0400421215AERO-PLASTICS, INC.
4M116-040043E613K & L PRECISION PLASTICS INC
4M116-0400458009MOELLER MANUFACTURING & SUPPLY, LLC
4M116-0400458870PLASTIFAB, INC.
4M116-040045N319INDIANA AIRCRAFT HARDWARE, INC.
4M116-0400476301THE BOEING COMPANY
5610-157-3186928SEASTROM MANUFACTURING CO INC
593418734623AM GENERAL LLC


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.443 INCHES MINIMUM AND 0.463 INCHES MAXIMUM
OVERALL DIAMETER0.740 INCHES MINIMUM AND 0.770 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONOAK -651/3-31,FSCM 07512 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALPLASTIC TETRAFLUOROETHYLENE OVERALL
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.031 INCHES NOMINAL


Click here to Register for Free 30-day Trial