NSN 4730-01-287-3110

Part Details | TUBE FITTING LOCKNUT

4730-01-287-3110 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: NAS1410J16E, NAS1410J16, NAS1410J16E, 4730-01-287-3110, 01-287-3110, 4730012873110, 012873110

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47OCT 20, 198801-287-311017645 ( LOCKNUT, TUBE FITTING )
REFERENCE DRAWINGS & PICTURES

TUBE FITTING LOCKNUT

CONFIGURATION B

Cross Reference | NSN 4730-01-287-3110
Part Number Cage Code Manufacturer
NAS1410J16E80205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
NAS1410J1680205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
NAS1410J16E81205THE BOEING COMPANYDBA BOEING
Technical Data | NSN 4730-01-287-3110
Characteristic Specifications
THREAD SERIES UNJ
NOMINAL THREAD SIZE1.312 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE FITTING LOCKNUT
NUT HEIGHT0.535 INCHES NOMINAL
WIDTH ACROSS FLATS1.688 INCHES NOMINAL
PACKING RECESS DIAMETER1.477 INCHES NOMINAL
PACKING RECESS DEPTH0.151 INCHES NOMINAL
HOLE CONFIGURATION STYLE CONFIGURATION B
HOLE TYPE AND QUANTITY3 DRILLED
DRILLED HOLE DIAMETER0.046 INCHES NOMINAL
FABRICATION METHOD MACHINED
NOMINAL TUBE OUTSIDE DIAMETER1.000 INCHES
SPECIAL FEATURESFURNISHED WITH THREE NUMBER 56 DIA 0.046 LOCKWIRE HOLES AT 120DEGREE
SPECIFICATION/STANDARD DATA80205-NAS1410 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD