NSN 4730-01-063-4373

Part Details | TUBE COUPLING NUT

4730-01-063-4373 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: 10221, 4730-01-063-4373, 01-063-4373, 4730010634373, 010634373

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47AUG 05, 197801-063-437303859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

CONFIGURATION B

Cross Reference | NSN 4730-01-063-4373
Part Number Cage Code Manufacturer
1022152022PEERLESS NUCLEAR CORP
Technical Data | NSN 4730-01-063-4373
Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE1.875 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS2B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE COUPLING
NUT HEIGHT1.000 INCHES NOMINAL
WIDTH ACROSS FLATS2.250 INCHES NOMINAL
LENGTH TO SHOULDER0.820 INCHES NOMINAL
SMALLEST INSIDE DIAMETER1.191 INCHES NOMINAL
HOLE CONFIGURATION STYLE CONFIGURATION B
HOLE TYPE AND QUANTITY2 DRILLED
DRILLED HOLE DIAMETER0.043 INCHES NOMINAL
FABRICATION METHOD FORGED
NOMINAL TUBE OUTSIDE DIAMETER1.500 INCHES
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSFREE OF MERCURY CONTAMINATION,FOR USE IN NUCLEAR PROPULSION PLANT