5310-12-166-6738 WASHER,RECESSED Index 5305-12-166-7145 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5310-12-166-6929

Federal Supply Class:
5310

National Item Identification Number:
121666929

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:
10,5DIN433-A4-70D8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV
10-5DIN433A4D8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV
10.5DIN433X12CRMOS17D8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV
252260078001H0203THALES NEDERLAND B.V.
711889R0304DESMI PUMPING TECHNOLOGY A/SFORMERLY: DESMI A/S
D433-A105-R865C0628EADS DEUTSCHLAND GMBH
DIN 43310.5-A4 D8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV
DIN433-10,5-140HV-A4D8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV
DIN433-10,5-A4-70D8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV
DIN43310,5-A4 D8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HARDNESS RATING140,0 VICKERS OR FIRTH DIAMOND PYRAMID MINIMUM AND 250,0 VICKERS OR FIRTH DIAMOND PYRAMID MAXIMUM
HOLE DIAMETER10,5 MILLIMETERS NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONDIN267/11 ASSN STD SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP A4
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER18,0 MILLIMETERS NOMINAL
TEST DATA DOCUMENTD8286-DIN433 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
THICKNESS1,6 MILLIMETERS NOMINAL


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