NSN 4730-00-277-5078

Part Details | TUBE FITTING LOCKNUT

4730-00-277-5078 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: AN6289D10, AN6289D10, 10108314, AS5179D10, AS4841, 4730-00-277-5078, 00-277-5078, 4730002775078, 002775078

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196300-277-507817645 ( LOCKNUT, TUBE FITTING )
REFERENCE DRAWINGS & PICTURES

TUBE FITTING LOCKNUT

Cross Reference | NSN 4730-00-277-5078
Part Number Cage Code Manufacturer
AN6289D1088044AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE
AN6289D1014397FABER ENTERPRISES, INC.DIV FABER ENTERPRISE INC
10108314A486GNIMIKKEISTOKESKUS NCB FINLAND
AS5179D1081343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS484181343SOCIETY OF AUTOMOTIVE ENGINEERS INC
Technical Data | NSN 4730-00-277-5078
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.875 INCHES
THREAD QUANTITY PER INCH14
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE FITTING LOCKNUT
NUT HEIGHT0.391 INCHES NOMINAL
WIDTH ACROSS FLATS1.125 INCHES NOMINAL
PACKING RECESS DIAMETER1.045 INCHES NOMINAL
PACKING RECESS DEPTH0.054 INCHES NOMINAL
NOMINAL TUBE OUTSIDE DIAMETER0.625 INCHES
SPECIFICATION/STANDARD DATA88044-AN6289 GOVERNMENT STANDARD