NSN 4730-00-684-7634

Part Details | TUBE FITTING LOCKNUT

4730-00-684-7634 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: AN6289J12, AN628912C, AN6289-12C, AN6289J12, AN6289J12, 4730-00-684-7634, 00-684-7634, 4730006847634, 006847634

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196100-684-763417645 ( LOCKNUT, TUBE FITTING )
REFERENCE DRAWINGS & PICTURES

TUBE FITTING LOCKNUT

Cross Reference | NSN 4730-00-684-7634
Part Number Cage Code Manufacturer
AN6289J1288044AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE
AN6289-12C88044AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE
AN6289J1222995CROWN FITTING CO INC
AN6289J1214397FABER ENTERPRISES, INC.DIV FABER ENTERPRISE INC
Technical Data | NSN 4730-00-684-7634
Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE1.062 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE FITTING LOCKNUT
NUT HEIGHT0.438 INCHES NOMINAL
WIDTH ACROSS FLATS1.375 INCHES NOMINAL
PACKING RECESS DIAMETER1.295 INCHES NOMINAL
PACKING RECESS DEPTH0.054 INCHES NOMINAL
NOMINAL TUBE OUTSIDE DIAMETER0.750 INCHES