NSN 4730-00-421-1409

Part Details | TUBE COUPLING NUT

4730-00-421-1409 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: 163715, 16-37-15, 4730-00-421-1409, 00-421-1409, 4730004211409, 004211409

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47MAR 19, 196900-421-140903859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

Cross Reference | NSN 4730-00-421-1409
Part Number Cage Code Manufacturer
16-37-1559257JM FITTINGS, LLCDBA L & L FITTINGS MFG
Technical Data | NSN 4730-00-421-1409
Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE1.312 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS2B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE COUPLING
NUT HEIGHT1.780 INCHES NOMINAL
WIDTH ACROSS FLATS1.500 INCHES NOMINAL
LENGTH TO SHOULDER0.560 INCHES NOMINAL
SMALLEST INSIDE DIAMETER1.089 INCHES NOMINAL
SEAT ANGLE33.00 DEGREES NOMINAL
FABRICATION METHOD
NOMINAL TUBE OUTSIDE DIAMETER1.000 INCHES