5365-99-852-5942, SPACER,STEPPED

5640-01-569-3660 INSULATION TAPE,THERMAL

National Stock Number:
5365-99-852-5942

Federal Supply Class:
5365

National Item Identification Number:
998525942

Description:
SPACER,STEPPED

Detail:
A TUBULAR SHAPED ITEM WITH A ROUND OR HEXAGON PERIPHERAL SHAPE HAVING TWO FLAT BEARING SURFACES PERPENDICULAR TO THE AXIS OF THE CENTRALLY LOCATED HOLE. IT IS DESIGNED TO MAINTAIN A PREDETERMINED DISTANCE BETWEEN ASSEMBLED PARTS. THE ITEM MAY BE WITH OR WITHOUT FLANGE(S) OF ANY PERIPHERAL SHAPE. THE LENGTH MUST EXCEED 25 PERCENT OF THE OUTSIDE DIAMETER OR DISTANCE ACROSS PERIPHERAL FLATS. (WHEN THE LENGTH, OUTSIDE DIAMETER, AND/OR DISTANCE ACROSS PERIPHERAL FLATS ARE DESIGNATED AS A TOLERANCE, THE MAXIMUM DIMENSION WILL BE USED TO DETERMINE COMPLIANCE.) IT MUST HAVE ONE OR MORE INTERNAL STEPS (COUNTERBORES) AND/OR EXTERNAL STEPS ON EITHER OR BOTH BEARING SURFACES. EXCLUDES SPACER, OPTICAL ELEMENT. SEE ALSO WASHER, RECESSED AND WASHER, SHOULDERED AND RECESSED.

Manufacturer Information:

DT-V-38-3706-60	K0668	LEONARDO UK LTD
V-38-3706-60	K0668	LEONARDO UK LTD

Techincal Specification:

BODY OUTSIDE DIAMETER	0.385 INCHES MINIMUM AND 0.395 INCHES MAXIMUM
FIRST LEFT COUNTERBORE INSIDE DIAMETER	0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM
FIRST RIGHT COUNTERBORE INSIDE DIAMETER	0.160 INCHES MINIMUM AND 0.170 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	BS S143 NATIONAL SPEC SINGLE MATERIAL RESPONSE
MATERIAL	STEEL CORROSION RESISTING
III PART NAME ASSIGNED BY CONTROLLING AGENCY	WASHER SPECIAL
OVERALL LENGTH	0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM
SURFACE FINISH	63.0 MICROINCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS-QQ-P-35 TYPE II FED STD SINGLE TREATMENT RESPONSE
SURFACE TREATMENT	PASSIVATE

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