NSN 4730-00-618-7878

Part Details | TUBE COUPLING NUT

4730-00-618-7878 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: MS219212D, MS21921-2D, MS219212D, MS21921-2D, MS219212D, MS21921-2D, MS21917D2, MS219212W, MS21921-2W, AS21921, AS18280, 4730-00-618-7878, 00-618-7878, 4730006187878, 006187878

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196300-618-787803859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

Cross Reference | NSN 4730-00-618-7878
Part Number Cage Code Manufacturer
MS21921-2D01276EATON-AEROQUIP INCDIV FLUID CONNECTORS PRODUCTS
MS21921-2D00624EATON-AEROQUIP LLC.DBA AEROSPACE GROUP
MS21921-2D96906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
MS21917D296906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
MS21921-2W81343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS2192181343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS1828081343SOCIETY OF AUTOMOTIVE ENGINEERS INC
Technical Data | NSN 4730-00-618-7878
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE COUPLING
NUT HEIGHT0.530 INCHES NOMINAL
WIDTH ACROSS FLATS0.375 INCHES NOMINAL
LENGTH TO SHOULDER0.425 INCHES NOMINAL
SMALLEST INSIDE DIAMETER0.171 INCHES NOMINAL
SEAT ANGLE45.00 DEGREES NOMINAL
FABRICATION METHOD
NOMINAL TUBE OUTSIDE DIAMETER0.125 INCHES
SPECIFICATION/STANDARD DATA96906-MS21921 GOVERNMENT STANDARD