5310-14-339-0924, WASHER,FLAT

National Stock Number:
5310-14-339-0924

Federal Supply Class:
5310

National Item Identification Number:
143390924

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:

0419 8	FA1L5	WURTH FRANCE
280171	H2987	SUN TEST SYSTEMS B.V.
280171	Z04M2	ASTRITE PTY LTD
32.01.40.020H	C6177	FISCHER PANDA GMBH
DIN9021-A8,4-A2-70	D8286	DIN DEUTSCHES INSTITUT FUER NORMUNGEV
E27611L80CCUPS	F0110	AFNOR ASSOCIATION FRANCAISE DE NORMALISATION
JGCC080UPS	F0110	AFNOR ASSOCIATION FRANCAISE DE NORMALISATION

Techincal Specification:

CENTER HOLE SHAPE STYLE	ROUND
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
HARDNESS RATING	79.0 ROCKWELL B MINIMUM AND 92.0 ROCKWELL B MAXIMUM
HOLE DIAMETER	8.25 MILLIMETERS MINIMUM AND 8.47 MILLIMETERS MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AFNOR ASSOCIATION FRANCAISE DE NORMA(F0110) NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP Z10CNT18-11 OVERALL
III MINIMUM TENSILE STRENGTH	540 NEWTONS PER SQUARE MILLIMETER
III MINIMUM YIELD STRENGTH	220 NEWTONS PER SQUARE MILLIMETER
PERIPHERAL SHAPE STYLE	ROUND
OVERALL DIAMETER	22.0 MILLIMETERS NOMINAL
SPECIAL FEATURES	DECAPAGE ET PASSIVATION MA-E27 CODE PS; MIN. TENSILE STRENGTH: 540 NEWTONS/SQ MM; MIN. YIELD STRENGTH: 220 NETONS/SQ MM
THICKNESS	1.5 MILLIMETERS NOMINAL

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