NSN 4730-01-170-7042

Part Details | TUBE FITTING LOCKNUT

4730-01-170-7042 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: NAS1410DD6E, NAS1410, AS4841, 4730-01-170-7042, 01-170-7042, 4730011707042, 011707042

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 28, 198401-170-704217645 ( LOCKNUT, TUBE FITTING )
REFERENCE DRAWINGS & PICTURES

TUBE FITTING LOCKNUT

CONFIGURATION B

Cross Reference | NSN 4730-01-170-7042
Part Number Cage Code Manufacturer
NAS1410DD6E80205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
NAS141080205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
AS484181343SOCIETY OF AUTOMOTIVE ENGINEERS INC
Technical Data | NSN 4730-01-170-7042
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.562 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE FITTING LOCKNUT
NUT HEIGHT0.359 INCHES NOMINAL
WIDTH ACROSS FLATS0.813 INCHES NOMINAL
PACKING RECESS DIAMETER0.678 INCHES NOMINAL
PACKING RECESS DEPTH0.104 INCHES NOMINAL
HOLE CONFIGURATION STYLE CONFIGURATION B
HOLE TYPE AND QUANTITY3 DRILLED
DRILLED HOLE DIAMETER0.046 INCHES NOMINAL
NOMINAL TUBE OUTSIDE DIAMETER0.375 INCHES
END ITEM IDENTIFICATIONF-16 AIRCRAFT