NSN 4730-00-278-5448

Part Details | TUBE COUPLING NUT

4730-00-278-5448 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: AN8055, AN805-5, 8075419PC8072246, 8075419PC8072246, 4730-00-278-5448, 00-278-5448, 4730002785448, 002785448

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196300-278-544803859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

Cross Reference | NSN 4730-00-278-5448
Part Number Cage Code Manufacturer
AN805-588044AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE
8075419PC807224616764GENERAL MOTORS CORPDELCO REMY DIV
8075419PC80722461LW55REMY, INC.
Technical Data | NSN 4730-00-278-5448
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.500 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE COUPLING
NUT HEIGHT0.531 INCHES NOMINAL
WIDTH ACROSS FLATS0.619 INCHES MINIMUM AND 0.629 INCHES MAXIMUM
LENGTH TO SHOULDER0.406 INCHES NOMINAL
SMALLEST INSIDE DIAMETER0.379 INCHES MINIMUM AND 0.383 INCHES MAXIMUM
FABRICATION METHOD
NOMINAL TUBE OUTSIDE DIAMETER0.312 INCHES