NSN 4730-00-008-4813

Part Details | TUBE FITTING LOCKNUT

4730-00-008-4813 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: NAS1410J3E, 4730-00-008-4813, 00-008-4813, 4730000084813, 000084813

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JUL 23, 197200-008-481317645 ( LOCKNUT, TUBE FITTING )
REFERENCE DRAWINGS & PICTURES

TUBE FITTING LOCKNUT

Cross Reference | NSN 4730-00-008-4813
Part Number Cage Code Manufacturer
NAS1410J3E80205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 4730-00-008-4813
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE FITTING LOCKNUT
WIDTH ACROSS FLATS0.621 INCHES MINIMUM AND 0.628 INCHES MAXIMUM
PACKING RECESS DIAMETER0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
PACKING RECESS DEPTH0.079 INCHES MINIMUM AND 0.089 INCHES MAXIMUM
NOMINAL TUBE OUTSIDE DIAMETER0.188 INCHES
SPECIAL FEATURESW/LOCKWIRE HOLES