NSN 4730-00-051-3778

Part Details | TUBE COUPLING NUT

4730-00-051-3778 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: N20005A, T1039050, T1039-050, T1039, N20005A, 4730-00-051-3778, 00-051-3778, 4730000513778, 000513778

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196100-051-377803859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

Cross Reference | NSN 4730-00-051-3778
Part Number Cage Code Manufacturer
N20005A08118EATON AVIATION CORPORATION
T1039-05008118EATON AVIATION CORPORATION
T103908118EATON AVIATION CORPORATION
N20005A00624EATON-AEROQUIP LLC.DBA AEROSPACE GROUP
Technical Data | NSN 4730-00-051-3778
Characteristic Specifications
THREAD SERIES UNS
NOMINAL THREAD SIZE0.923 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE COUPLING
NUT HEIGHT0.450 INCHES NOMINAL
WIDTH ACROSS FLATS1.070 INCHES NOMINAL
SMALLEST INSIDE DIAMETER0.650 INCHES NOMINAL
SEAT ANGLE0.45 DEGREES NOMINAL
FABRICATION METHOD
NOMINAL TUBE OUTSIDE DIAMETER0.500 INCHES
SPECIAL FEATURESFOUR HOLES 0.040 IN. DIA