NSN 4730-01-023-7443

Part Details | TUBE FITTING LOCKNUT

4730-01-023-7443 An item with internal machine threads designed to fit the external machine threads of a tube fitting. It has flat faces, one of which has a counterbored recess to accommodate packing, packing or sealing ring(s), gasket(s), and the like. The item, when installed, provides a method of locking and sealing the connection. See also LOCKNUT, PIPE; NUT (1), TUBE COUPLING and NUT (1), PLAIN, HEXAGON.

Alternate Parts: 29572, 4730-01-023-7443, 01-023-7443, 4730010237443, 010237443

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JUN 24, 197601-023-744317645 ( LOCKNUT, TUBE FITTING )
REFERENCE DRAWINGS & PICTURES

TUBE FITTING LOCKNUT

Cross Reference | NSN 4730-01-023-7443
Part Number Cage Code Manufacturer
2957281982HYDRO-AIRE, INC.
Technical Data | NSN 4730-01-023-7443
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.375 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE FITTING LOCKNUT
NUT HEIGHT0.250 INCHES NOMINAL
WIDTH ACROSS FLATS0.563 INCHES NOMINAL
PACKING RECESS DIAMETER0.483 INCHES NOMINAL
PACKING RECESS DEPTH0.037 INCHES NOMINAL
NOMINAL TUBE OUTSIDE DIAMETER0.125 INCHES
SPECIAL FEATURESW/2 LOCKWIRE HOLES 0.046 IN. DIA
END ITEM IDENTIFICATIONAIRCRAFT MODEL 3E,3A