NSN 4730-00-789-7632

Part Details | TUBE FITTING LOCKNUT

4730-00-789-7632 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: 25704281270050, 25704-281270-05-0, 5310007897632, 257042812705 0, 25704-28127-05- 0, 7528653, 4730-00-789-7632, 00-789-7632, 4730007897632, 007897632

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196200-789-763217645 ( LOCKNUT, TUBE FITTING )
REFERENCE DRAWINGS & PICTURES

TUBE FITTING LOCKNUT

Cross Reference | NSN 4730-00-789-7632
Part Number Cage Code Manufacturer
25704-281270-05-0D9475BUNDESAMT FUER WEHRTECHNIKUNDBESCHAFFUNG BUNDESWEHR
5310007897632SCY13E.C.A ETABLISSEMENTCENTRALD'APPROVISIONNEMENT DES
25704-28127-05- 0D2692KRAUSS-MAFFEI WEGMANN GMBH & CO.KG-WERK KASSEL-
752865319207U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM
Technical Data | NSN 4730-00-789-7632
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.438 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2B
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 DEPTH0.042 INCHES NOMINAL
NOMINAL TUBE OUTSIDE DIAMETER0.250 INCHES