NSN 4730-00-142-3063

Part Details | TUBE FITTING LOCKNUT

4730-00-142-3063 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: 7970542, 7970542, 7970542, 4730-00-142-3063, 00-142-3063, 4730001423063, 001423063

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196300-142-306317645 ( LOCKNUT, TUBE FITTING )
REFERENCE DRAWINGS & PICTURES

TUBE FITTING LOCKNUT

Cross Reference | NSN 4730-00-142-3063
Part Number Cage Code Manufacturer
797054203776ESCO INC
797054219207U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM
797054224892YORDE MACHINE PRODUCTS CO
Technical Data | NSN 4730-00-142-3063
Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE1.312 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE FITTING LOCKNUT
NUT HEIGHT0.438 INCHES NOMINAL
WIDTH ACROSS FLATS1.625 INCHES NOMINAL
PACKING RECESS DIAMETER1.536 INCHES MINIMUM AND 1.546 INCHES MAXIMUM
PACKING RECESS DEPTH0.049 INCHES MINIMUM AND 0.059 INCHES MAXIMUM
NOMINAL TUBE OUTSIDE DIAMETER1.000 INCHES