NSN 4730-01-140-8912

Part Details | PACKING NUT

4730-01-140-8912 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: 46741400005, 4674140-0005, 32537856, 32-53-7856, 875522607 ITEM 5, 87552-2607 ITEM 5, 875522607, 87552-2607, 5154674140 ITEM 5, 515-4674140 ITEM 5, 5154674140, 515-4674140, 4730-01-140-8912, 01-140-8912, 4730011408912, 011408912

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47OCT 20, 198201-140-891218028 ( PACKING NUT )
REFERENCE DRAWINGS & PICTURES

HEXAGON, EXTERNAL THREAD, INVERTED FLARE

Cross Reference | NSN 4730-01-140-8912
Part Number Cage Code Manufacturer
4674140-000596169ELECTRIC BOAT CORPORATION
32-53-785696169ELECTRIC BOAT CORPORATION
87552-2607 ITEM 596169ELECTRIC BOAT CORPORATION
87552-260796169ELECTRIC BOAT CORPORATION
515-4674140 ITEM 580064NAVAL SHIP SYSTEMS COMMAND
515-467414080064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4730-01-140-8912
Characteristic Specifications
MATERIAL STEEL
CASEHARDENING INDICATOR CASEHARDENED
STYLE DESIGNATOR7 HEXAGON, EXTERNAL THREAD, INVERTED FLARE
THREAD SIZE3-12
SCREW THREAD SERIES DESIGNATOR UN
THREAD LENGTH0.750 INCHES NOMINAL
SCREW THREAD LOCATION INTERNAL
THREAD DIRECTION RIGHT-HAND
OVERALL LENGTH1.500 INCHES NOMINAL
LENGTH TO SHOULDER1.000 INCHES NOMINAL
SMALLEST INSIDE DIAMETER2.380 INCHES NOMINAL
MAJOR UNTHREADED OUTSIDE DIAMETER3.500 INCHES NOMINAL
THREAD CLASS2B
SPECIAL FEATURESFOUR HOLES 0.281 IN. DIA BY 0.250 IN. DEEP EQUALLY SPACED ON 3.000 IN. DIA BOLT CIRCLE ON TOP END OF NUT