NSN 4730-00-285-3553

Part Details | TUBE COUPLING NUT

4730-00-285-3553 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: AN818L20K, AN818-L20K, GN10FF20C, SAE AS4841, BACN10DP20, 4730-00-285-3553, 00-285-3553, 4730002853553, 002853553

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47SEP 09, 197300-285-355303859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

Cross Reference | NSN 4730-00-285-3553
Part Number Cage Code Manufacturer
AN818-L20K88044AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE
GN10FF20C26572CONSOLIDATED VENTILATING AND DUCT CO
SAE AS484181343SOCIETY OF AUTOMOTIVE ENGINEERS INC
BACN10DP2081205THE BOEING COMPANYDBA BOEING
Technical Data | NSN 4730-00-285-3553
Characteristic Specifications
THREAD SERIES UNJ
NOMINAL THREAD SIZE1.625 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE COUPLING
NUT HEIGHT1.224 INCHES NOMINAL
WIDTH ACROSS FLATS2.000 INCHES NOMINAL
LENGTH TO SHOULDER1.017 INCHES NOMINAL
SMALLEST INSIDE DIAMETER1.347 INCHES NOMINAL
FABRICATION METHOD MACHINED
NOMINAL TUBE OUTSIDE DIAMETER1.250 INCHES
SPECIAL FEATURESW/ONE 0.069 MIN-0.074 MAX IN. DIA LOCK-WIRE HOLE,0.402 IN. FROM THD END