NSN 4730-00-278-5450

Part Details | TUBE COUPLING NUT

4730-00-278-5450 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: AN8053, AN805-3, AN8053, AN805-3, E23901, E23901, 6192, 4730-00-278-5450, 00-278-5450, 4730002785450, 002785450

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196100-278-545003859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

Cross Reference | NSN 4730-00-278-5450
Part Number Cage Code Manufacturer
AN805-304998ADAMS AIRCRAFT INTERNATIONAL INC
AN805-388044AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE
E23901D1379B/E AEROSPACE SYSTEMS GMBHDIV LIFE SUPPORT SYSTEMS EUROPE
E23901C5810DRAEGER SAFETY AG & CO. KGAA
619236378RAYTHEON TECHNICAL SERVICES COMPANY
Technical Data | NSN 4730-00-278-5450
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE COUPLING
NUT HEIGHT0.500 INCHES NOMINAL
WIDTH ACROSS FLATS0.432 INCHES MINIMUM AND 0.441 INCHES MAXIMUM
LENGTH TO SHOULDER0.297 INCHES MINIMUM AND 0.328 INCHES MAXIMUM
SMALLEST INSIDE DIAMETER0.242 INCHES MINIMUM AND 0.266 INCHES MAXIMUM
FABRICATION METHODJ$Z
NOMINAL TUBE OUTSIDE DIAMETER0.188 INCHES