NSN 4730-00-618-7523

Part Details | TUBE COUPLING NUT

4730-00-618-7523 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: NAS59320, NAS593-20, NAS59320, NAS593-20, 4730-00-618-7523, 00-618-7523, 4730006187523, 006187523

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196100-618-752303859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

Cross Reference | NSN 4730-00-618-7523
Part Number Cage Code Manufacturer
NAS593-2030974AEROFIT, LLC
NAS593-2080205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 4730-00-618-7523
Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE1.625 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE COUPLING
NUT HEIGHT1.190 INCHES NOMINAL
WIDTH ACROSS FLATS1.750 INCHES NOMINAL
LENGTH TO SHOULDER0.687 INCHES NOMINAL
SMALLEST INSIDE DIAMETER1.255 INCHES NOMINAL
SEAT ANGLE33.00 DEGREES NOMINAL
FABRICATION METHOD
NOMINAL TUBE OUTSIDE DIAMETER1.250 INCHES