NSN 4730-00-540-2015

Part Details | TUBE FITTING LOCKNUT

4730-00-540-2015 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: AN6289J2, AN6289C2, AN62892C, AN6289-2C, AN6289J2, AS5179J02, 4730-00-540-2015, 00-540-2015, 4730005402015, 005402015

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196100-540-201517645 ( LOCKNUT, TUBE FITTING )
REFERENCE DRAWINGS & PICTURES

TUBE FITTING LOCKNUT

Cross Reference | NSN 4730-00-540-2015
Part Number Cage Code Manufacturer
AN6289J288044AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE
AN6289C288044AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE
AN6289-2C99237AIRFORCE-NAVY AERONAUTICAL DESIGNSTANDARD
AN6289J214397FABER ENTERPRISES, INC.DIV FABER ENTERPRISE INC
AS5179J0281343SOCIETY OF AUTOMOTIVE ENGINEERS INC
Technical Data | NSN 4730-00-540-2015
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.312 INCHES
THREAD QUANTITY PER INCH24
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
END ITEM IDENTIFICATION44N HELICOPTER, LAMPS MARK III, SH-60B