NSN 4730-00-540-0620

Part Details | TUBE FITTING LOCKNUT

4730-00-540-0620 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: 605980, 60-5980, 605980, 60-5980, 605980, 60-5980, 4730-00-540-0620, 00-540-0620, 4730005400620, 005400620

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196300-540-062017645 ( LOCKNUT, TUBE FITTING )
REFERENCE DRAWINGS & PICTURES

TUBE FITTING LOCKNUT

Cross Reference | NSN 4730-00-540-0620
Part Number Cage Code Manufacturer
60-598006329ASC INTERNATIONAL, INC.DBA ASC INDUSTRIES
60-598082918BOEING COMPANY, THEDBA BOEING
60-598057436WESTERN MANUFACTURING CO LLCDBA WESTERN MANUFACTURING
Technical Data | NSN 4730-00-540-0620
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.562 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE FITTING LOCKNUT
NUT HEIGHT0.200 INCHES NOMINAL
WIDTH ACROSS FLATS1.000 INCHES NOMINAL
PACKING RECESS DIAMETER0.830 INCHES NOMINAL
PACKING RECESS DEPTH0.042 INCHES NOMINAL
NOMINAL TUBE OUTSIDE DIAMETER0.375 INCHES
END ITEM IDENTIFICATION56F AIRCRAFT, B-1B