NSN 4730-01-149-2100

Part Details | TUBE FITTING LOCKNUT

4730-01-149-2100 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: CV154095391, CV15-409539-1, 4730-01-149-2100, 01-149-2100, 4730011492100, 011492100

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47MAR 16, 198301-149-210017645 ( LOCKNUT, TUBE FITTING )
REFERENCE DRAWINGS & PICTURES

TUBE FITTING LOCKNUT

CONFIGURATION B

Cross Reference | NSN 4730-01-149-2100
Part Number Cage Code Manufacturer
CV15-409539-180378TRIUMPH AEROSTRUCTURES, LLCDBA TRIUMPH AEROSTRUCTURES - VOUGHT
Technical Data | NSN 4730-01-149-2100
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.438 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE FITTING LOCKNUT
NUT HEIGHT0.281 INCHES NOMINAL
WIDTH ACROSS FLATS0.688 INCHES NOMINAL
PACKING RECESS DIAMETER0.608 INCHES NOMINAL
PACKING RECESS DEPTH0.120 INCHES NOMINAL
HOLE CONFIGURATION STYLE CONFIGURATION B
HOLE TYPE AND QUANTITY3 DRILLED
DRILLED HOLE DIAMETER0.046 INCHES NOMINAL
NOMINAL TUBE OUTSIDE DIAMETER0.250 INCHES
SPECIFICATION/STANDARD DATA80378-CV15-409539-1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SUPPLEMENTARY FEATURESMADE FROM AN6289-3 NSN 4730-00-277-6372