NSN 4730-00-654-9018

Part Details | TUBE COUPLING NUT

4730-00-654-9018 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: NT7617REVB, ND1839A, CS47300031, CS4730-0031, ND1839A, 3139975REVB, 4730-00-654-9018, 00-654-9018, 4730006549018, 006549018

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196100-654-901803859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

Cross Reference | NSN 4730-00-654-9018
Part Number Cage Code Manufacturer
NT7617REVB01843AMBAC INTERNATIONAL CORPORATIONDIV AMBAC INTERNATIONAL
ND1839A82796COLTEC INDUSTRIES INC.DBA FAIRBANKS MORSE ENGINE
CS4730-003116236DLA LAND AND MARITIMEDBA ENGINEERING AND TECHNICAL
ND1839A7PZX0FAIRBANKS MORSE, LLC
3139975REVB80064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4730-00-654-9018
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.500 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE COUPLING
NUT HEIGHT0.670 INCHES NOMINAL
WIDTH ACROSS FLATS0.688 INCHES NOMINAL
LENGTH TO SHOULDER0.520 INCHES NOMINAL
SMALLEST INSIDE DIAMETER0.280 INCHES NOMINAL
SEAT ANGLE30.00 DEGREES NOMINAL
FABRICATION METHOD
NOMINAL TUBE OUTSIDE DIAMETER0.650 INCHES
END ITEM IDENTIFICATIONSHIP, B. FRANKLIN CLASS SSBN (POSEIDON)