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		                        | National Stock Number:
 4730-00-200-0912
 
 Federal Supply Class:
 4730
 
 National Item Identification Number:
 002000912
 
 Description:
 NUT,TUBE COUPLING
 
 Detail:
 AN INTERNALLY THREADED NUT WHICH HAS EITHER AN INTERNAL SEAT OR SHOULDER AND/OR IS DESIGNED TO BE USED WITH A FERRULE, TO MATE WITH THE SEAT OF AN EXTERNALLY THREADED TUBE FITTING TO FORM A LEAKPROOF CONNECTION. EXCLUDES NUT (1), TUBE COUPLING, REDUCING; AND NUT (1), UNION.
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 Manufacturer Information:
 
 | 2397-A | 28265 | HERCULES ENGINE CO INC |  | 3240 | 1ML14 | BRINKLEY TECHNOLOGY GROUP LLC |  | 3240 | 28265 | HERCULES ENGINE CO INC | 
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 Techincal Specification:
 
 | THREAD SERIES | UNF |  | NOMINAL THREAD SIZE | 0.750 INCHES |  | THREAD QUANTITY PER INCH | 16 |  | THREAD CLASS | 3B |  | THREAD DIRECTION | RIGHT-HAND |  | MATERIAL | COPPER ALLOY OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626,COMP 21 FED SPEC 1ST MATERIAL RESPONSE OVERALL |  | NUT STYLE | TUBE COUPLING |  | NUT HEIGHT | 0.750 INCHES MINIMUM AND |  |  | 1.078 INCHES MAXIMUM |  | WIDTH ACROSS FLATS | 0.875 INCHES NOMINAL |  | LENGTH TO SHOULDER | 0.562 INCHES MINIMUM AND |  |  | 0.609 INCHES MAXIMUM |  | SMALLEST INSIDE DIAMETER | 0.502 INCHES MINIMUM AND |  |  | 0.510 INCHES MAXIMUM |  | SEAT ANGLE | 45.00 DEGREES NOMINAL |  | FABRICATION METHOD | MACHINED OR |  |  | FORGED |  | NOMINAL TUBE OUTSIDE DIAMETER | 0.500 INCHES | 
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