NSN 4730-00-837-1771

Part Details | TUBE COUPLING NUT

4730-00-837-1771 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: S8079215, S8079-215, S8079215, S8079-215, S8079215, S8079-215, 4730-00-837-1771, 00-837-1771, 4730008371771, 008371771

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196200-837-177103859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

Cross Reference | NSN 4730-00-837-1771
Part Number Cage Code Manufacturer
S8079-21572599ALLIEDSIGNAL INCDBA ALLIED-SIGNAL AEROSPACE CO
S8079-21599193HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
S8079-21570210HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
Technical Data | NSN 4730-00-837-1771
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.562 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE COUPLING
NUT HEIGHT0.719 INCHES NOMINAL
WIDTH ACROSS FLATS0.688 INCHES NOMINAL
LENGTH TO SHOULDER0.603 INCHES NOMINAL
SMALLEST INSIDE DIAMETER0.440 INCHES NOMINAL
FABRICATION METHOD MACHINED
NOMINAL TUBE OUTSIDE DIAMETER0.375 INCHES
SPECIAL FEATURESDRILLED FOR LOCKING DEVICE TWO 0.050 IN. DIA HOLES DRILLED THROUGH OPPOSING CORNERS,PARRALLEL TO EACH OTHER,AT 90 DEG ANGLE TO CENTER LINE OF HOLE