NSN 4730-00-278-5463

Part Details | TUBE COUPLING NUT

4730-00-278-5463 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: 811BT20, 4730-00-278-5463, 00-278-5463, 4730002785463, 002785463

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196300-278-546303859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

Cross Reference | NSN 4730-00-278-5463
Part Number Cage Code Manufacturer
811BT2088041AIR CORPS STANDARDSUNDER CUSTODIANISHIP OF THE
Technical Data | NSN 4730-00-278-5463
Characteristic Specifications
THREAD SERIES UNS
NOMINAL THREAD SIZE1.625 INCHES
THREAD QUANTITY PER INCH14
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE COUPLING
NUT HEIGHT1.078 INCHES NOMINAL
WIDTH ACROSS FLATS1.312 INCHES NOMINAL
LENGTH TO SHOULDER0.875 INCHES NOMINAL
SMALLEST INSIDE DIAMETER1.375 INCHES NOMINAL
FABRICATION METHOD
NOMINAL TUBE OUTSIDE DIAMETER1.250 INCHES