4710-99-157-9216 TUBE ASSEMBLY,METAL Index 4520-99-158-2923 RADIATOR,HEATING

National Stock Number:
5310-99-157-9217

Federal Supply Class:
5310

National Item Identification Number:
991579217

Description:
WASHER,RECESSED

Detail:
A WASHER OF ANY PERIPHERAL SHAPE HAVING A CENTRALLY LOCATED HOLE. BOTH BEARING SURFACES ARE PARALLEL AND FLAT, BUT ONE OR BOTH OF THE BEARING SURFACES MUST BE BROKEN BY A COUNTERBORE, COUNTERSINK, OR SIMILARLY SHAPED RECESS. THE THICKNESS MUST NOT EXCEED 25 PER CENT OF THE OUTSIDE DIAMETER OR THE LARGEST OUTSIDE DIMENSION. THE MAXIMUM LIMIT OF THE TOLERANCE OR RANGE APPLIED TO THE THICKNESS AND/OR LARGEST OUTSIDE DIMENSION MUST BE USED TO DETERMINE COMPLIANCE. EXCLUDES WASHER, CONCAVE, RETAINER, PACKING, AND THRUST TYPE WASHERS. SEE ALSO SPACER, SLEEVE; AND SPACER, STEPPED.


Manufacturer Information:
12076347K4244BAE SYSTEMS GLOBAL COMBAT SYSTEMS LIMITED
AM 02 08 28003K4244BAE SYSTEMS GLOBAL COMBAT SYSTEMS LIMITED


Techincal Specification:
HOLE DIAMETER25.15 MILLIMETERS MINIMUM AND 25.25 MILLIMETERS MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B211:2014,UNS A92014-T6 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR ASTM B221:2014,UNS A92014-T6 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS4.50 MILLIMETERS MINIMUM AND 4.60 MILLIMETERS MAXIMUM
MATERIALALUMINUM ALLOY OVERALL
OUTSIDE DIAMETER29.75 MILLIMETERS MINIMUM AND 30.25 MILLIMETERS MAXIMUM
RECESS ANGLE90.0 DEGREES NOMINAL
RECESS DIAMETER29.20 MILLIMETERS MINIMUM
STYLE DESIGNATORRECESSED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL


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