NSN 4730-00-203-4712

Part Details | TUBE COUPLING NUT

4730-00-203-4712 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: 227430, 227430, 227430, 227430, 227430, 4730-00-203-4712, 00-203-4712, 4730002034712, 002034712

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196300-203-471203859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

Cross Reference | NSN 4730-00-203-4712
Part Number Cage Code Manufacturer
22743000405ALLIANT TECHSYSTEMS INC
2274300MVU3ORBITAL ATK, INC.DBA ORBITAL ATK
22743003788PRODUCTION SERVICES CORP THE
22743011449TURBO POWER & MARINE SYSTEM INCSUB OF UNITED TECHNOLOGIES CORP
22743077445UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS
Technical Data | NSN 4730-00-203-4712
Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE1.375 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE COUPLING
NUT HEIGHT1.250 INCHES NOMINAL
WIDTH ACROSS FLATS1.625 INCHES NOMINAL
LENGTH TO SHOULDER1.040 INCHES NOMINAL
SMALLEST INSIDE DIAMETER1.048 INCHES NOMINAL
SEAT ANGLE45.00 DEGREES NOMINAL
FABRICATION METHOD
NOMINAL TUBE OUTSIDE DIAMETER0.875 INCHES