4730-01-290-1042 NUT,UNION Index 4730-01-290-1044 NIPPLE,PIPE

National Stock Number:
4730-01-290-1043

Federal Supply Class:
4730

National Item Identification Number:
012901043

Description:
NUT,UNION

Detail:
AN INTERNALLY THREADED NUT WHICH HAS AN INTERNAL SEAT OR SHOULDER DESIGNED TO ENGAGE THE NUT RETAINING FLANGE OF A UNION TAILPIECE. THE THREADED PORTION IS USED TO ENGAGE THE THREAD PIECE OF A UNION, UNION ELBOR OR THE LIKE. EXCLUDES NUT (1), TUBE COUPLING.


Manufacturer Information:
810-138588480064NAVAL SHIP SYSTEMS COMMAND
810-1385884 PC 84H417LIQUID AIR CORP
810-1385884 PC 880064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,CL 304,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 304 OVERALL
MAXIMUM WORKING PRESSURE RATING AND SERVICE FOR WHICH DESIGNED6000.0 POUNDS PER SQUARE INCH OIL
NOMINAL THREAD SIZE1.188 INCHES
NUT HEIGHT1.000 INCHES NOMINAL
NUT STYLEHEXAGON
SHOULDER STEP WIDTH0.250 INCHES NOMINAL
SHOULDER WIDTH0.312 INCHES NOMINAL
SHOULDER SEAT DIAMETER1.201 INCHES NOMINAL
SMALLEST INSIDE DIAMETER0.875 INCHES NOMINAL
WIDTH ACROSS FLATS1.375 INCHES NOMINAL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUN
THREAD QUANTITY PER INCH12


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