NSN 4730-00-273-6659

Part Details | TUBE COUPLING NUT

4730-00-273-6659 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.

Alternate Parts: WU13298, 4730-00-273-6659, 00-273-6659, 4730002736659, 002736659

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196300-273-665903859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

Cross Reference | NSN 4730-00-273-6659
Part Number Cage Code Manufacturer
WU1329810001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 4730-00-273-6659
Characteristic Specifications
THREAD SERIES UNS
NOMINAL THREAD SIZE1.125 INCHES
THREAD QUANTITY PER INCH14
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE COUPLING
NUT HEIGHT1.250 INCHES NOMINAL
WIDTH ACROSS FLATS1.500 INCHES NOMINAL
LENGTH TO SHOULDER0.937 INCHES NOMINAL
SMALLEST INSIDE DIAMETER0.718 INCHES NOMINAL
FABRICATION METHOD
NOMINAL TUBE OUTSIDE DIAMETER0.6875 INCHES
SPECIAL FEATURES0.313 RADIUS OF UNTHREADED END