NSN 4730-01-256-2166

Part Details | PACKING NUT

4730-01-256-2166 An item having internal and/or external machine thread(s) (threads other than pipe or hose series), specifically designed to retain, by means or groove(s), shoulder(s), and the like, packing and/or a packing gland within a stuffing box. See also BUSHING, MACHINE THREAD; INVERTED NUT, TUBE COUPLING; and NUT, TUBE COUPLING. Excludes PACKING NUT, STUFFING TUBE; and use with electrical cable, and LOCKNUT, PIPE.

Alternate Parts: 20076121, 2007612-1, 20076121, 2007612-1, 4730-01-256-2166, 01-256-2166, 4730012562166, 012562166

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JUN 03, 198701-256-216618028 ( PACKING NUT )
REFERENCE DRAWINGS & PICTURES

HEXAGON, INTERNAL THREAD, SHOULDERED

Cross Reference | NSN 4730-01-256-2166
Part Number Cage Code Manufacturer
2007612-117576GOODRICH CORPDBA GOODRICH CORP
2007612-113002GOODRICH CORPORATIONDBA GOODRICH LANDING GEAR DIVISION
Technical Data | NSN 4730-01-256-2166
Characteristic Specifications
MATERIAL ALUMINUM ALLOY 7075
CASEHARDENING INDICATOR NOT CASEHARDENED
STYLE DESIGNATOR6 HEXAGON, INTERNAL THREAD, SHOULDERED
THREAD SIZE3.5-12
SCREW THREAD SERIES DESIGNATOR UNJ
THREAD LENGTH0.570 INCHES NOMINAL
SCREW THREAD LOCATION EXTERNAL
THREAD DIRECTION RIGHT-HAND
OVERALL LENGTH3.368 INCHES NOMINAL
WIDTH ACROSS FLATS0.750 INCHES NOMINAL
SMALLEST INSIDE DIAMETER2.960 INCHES NOMINAL
THREAD CLASS3A
SPECIAL FEATURESU/O F16C/D ACFTS
CRITICALITY CODE JUSTIFICATIONFEAT