NSN 4730-01-007-9251

Part Details | TUBE FITTING LOCKNUT

4730-01-007-9251 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: J519P08, 4730-01-007-9251, 01-007-9251, 4730010079251, 010079251

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47AUG 10, 197501-007-925117645 ( LOCKNUT, TUBE FITTING )
REFERENCE DRAWINGS & PICTURES

TUBE FITTING LOCKNUT

Cross Reference | NSN 4730-01-007-9251
Part Number Cage Code Manufacturer
J519P0807482GENERAL ELECTRIC COMPANYDBA GE
Technical Data | NSN 4730-01-007-9251
Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE0.750 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE FITTING LOCKNUT
NUT HEIGHT0.344 INCHES NOMINAL
WIDTH ACROSS FLATS0.990 INCHES MINIMUM AND 1.002 INCHES MAXIMUM
PACKING RECESS DIAMETER0.900 INCHES NOMINAL
PACKING RECESS DEPTH0.042 INCHES NOMINAL
FABRICATION METHOD MACHINED
NOMINAL TUBE OUTSIDE DIAMETER0.500 INCHES
SPECIAL FEATURESW/TWO SAFETY WIRE HOLES;SUPPORTS GRUMMAN A10 AIRCRAFT