NSN 4730-01-212-1206

Part Details | PACKING NUT

4730-01-212-1206 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: 4755002 PIECE 5, 4755-002 PIECE 5, SSN6132091968267 PIECE 5, SSN613-209-1968267 PIECE 5, SSN6132091968267, SSN613-209-1968267, 4730-01-212-1206, 01-212-1206, 4730012121206, 012121206

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JUL 06, 198501-212-120618028 ( PACKING NUT )
REFERENCE DRAWINGS & PICTURES

ROUND, EXTERNAL THREAD, INVERTED FLARE

Cross Reference | NSN 4730-01-212-1206
Part Number Cage Code Manufacturer
4755-002 PIECE 596169ELECTRIC BOAT CORPORATION
SSN613-209-1968267 PIECE 580064NAVAL SHIP SYSTEMS COMMAND
SSN613-209-196826780064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4730-01-212-1206
Characteristic Specifications
MATERIAL COPPER ALLOY
CASEHARDENING INDICATOR NOT CASEHARDENED
STYLE DESIGNATOR ROUND, EXTERNAL THREAD, INVERTED FLARE
THREAD SIZE3 1/4-8
SCREW THREAD SERIES DESIGNATOR NPT
THREAD LENGTH1.500 INCHES NOMINAL
SCREW THREAD LOCATION INTERNAL
THREAD DIRECTION RIGHT-HAND
HOLE DIAMETER0.281 INCHES NOMINAL
OVERALL LENGTH1.969 INCHES NOMINAL
SMALLEST INSIDE DIAMETER2.281 INCHES NOMINAL
MAJOR UNTHREADED OUTSIDE DIAMETER3.250 INCHES NOMINAL
HOLE OR SLOT QUANTITY4
SEAT ANGLE IN DEG45.0
THREAD CLASS2A