NSN 4730-00-287-0269

Part Details | TUBE COUPLING NUT

4730-00-287-0269 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: AN81828, AN818-28, 4730-00-287-0269, 00-287-0269, 4730002870269, 002870269

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196100-287-026903859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

Cross Reference | NSN 4730-00-287-0269
Part Number Cage Code Manufacturer
AN818-2888044AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE
Technical Data | NSN 4730-00-287-0269
Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE2.250 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE COUPLING
NUT HEIGHT1.562 INCHES NOMINAL
WIDTH ACROSS FLATS2.625 INCHES NOMINAL
LENGTH TO SHOULDER1.316 INCHES NOMINAL
SMALLEST INSIDE DIAMETER1.890 INCHES NOMINAL
FABRICATION METHOD
NOMINAL TUBE OUTSIDE DIAMETER1.750 INCHES