NSN 4730-01-185-8055

Part Details | TUBE FITTING LOCKNUT

4730-01-185-8055 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: AC044088, AC044088, 4730-01-185-8055, 01-185-8055, 4730011858055, 011858055

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47AUG 04, 198401-185-805517645 ( LOCKNUT, TUBE FITTING )
REFERENCE DRAWINGS & PICTURES

TUBE FITTING LOCKNUT

Cross Reference | NSN 4730-01-185-8055
Part Number Cage Code Manufacturer
AC04408861784DUNLOP AVIATION INCCHATSWORTH CA
AC044088K1037MEGGITT AEROSPACE LTDDBA MEGGITT AIRCRAFT BRAKING SYSTEMS
Technical Data | NSN 4730-01-185-8055
Characteristic Specifications
THREAD SERIES UNJEF
NOMINAL THREAD SIZE0.375 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE FITTING LOCKNUT
NUT HEIGHT0.374 INCHES MINIMUM AND 0.378 INCHES MAXIMUM
WIDTH ACROSS FLATS0.493 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
PACKING RECESS DIAMETER0.393 INCHES MINIMUM AND 0.405 INCHES MAXIMUM
PACKING RECESS DEPTH0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM