NSN 4730-01-073-7855

Part Details | TUBE FITTING LOCKNUT

4730-01-073-7855 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: 12267739, DAX11236, BR4664N12, BR4664-N12, 49N79742.36018, 49N7974-2.360-18, BR4664N12, BR4664-N12, SL7065N12, 12267739, 4730-01-073-7855, 01-073-7855, 4730010737855, 010737855

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47MAR 21, 197901-073-785517645 ( LOCKNUT, TUBE FITTING )
REFERENCE DRAWINGS & PICTURES

TUBE FITTING LOCKNUT

Cross Reference | NSN 4730-01-073-7855
Part Number Cage Code Manufacturer
1226773973342ALLISON TRANSMISSION, INC.
DAX1123673342ALLISON TRANSMISSION, INC.
BR4664-N12019L2FITZ AEROSPACE, LLCDBA ESNA
49N7974-2.360-1827687GREER STOP NUT INC.
BR4664-N1272962HARVARD INDUSTRIES INC
SL7065N1297393SPS TECHNOLOGIES, LLCDBA SHUR-LOK COMPANY
1226773919207U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM
Technical Data | NSN 4730-01-073-7855
Characteristic Specifications
THREAD SERIES UNS
NOMINAL THREAD SIZE2.359 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE FITTING LOCKNUT
NUT HEIGHT0.484 INCHES NOMINAL
WIDTH ACROSS FLATS2.865 INCHES MINIMUM AND 2.887 INCHES MAXIMUM
PACKING RECESS DIAMETER2.323 INCHES MINIMUM AND 2.329 INCHES MAXIMUM
PACKING RECESS DEPTH0.089 INCHES MINIMUM AND 0.119 INCHES MAXIMUM
NOMINAL TUBE OUTSIDE DIAMETER2.323 INCHES