NSN 4730-00-774-4897
Part Details | PACKING NUT
4730-00-774-4897 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: 7744897, 7744897, 301873, 7744897, 7744897, 4730-00-774-4897, 00-774-4897, 4730007744897, 007744897
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | JAN 01, 1962 | 00-774-4897 | 18028 ( PACKING NUT ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON, INTERNAL THREAD, SHOULDERED
Cross Reference | NSN 4730-00-774-4897
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 7744897 | 66776 | ARCONIC GLOBAL FASTENERS & RINGS,INC. |
| 7744897 | 02978 | L3 TECHNOLOGIES, INC.DBA COMBAT PROPULSION SYSTEMS |
| 301873 | 02978 | L3 TECHNOLOGIES, INC.DBA COMBAT PROPULSION SYSTEMS |
| 7744897 | 14351 | TELEDYNE CONTINENTAL MOTORSINDUSTRIAL PRODUCTS DIV |
| 7744897 | 19207 | U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM |
Technical Data | NSN 4730-00-774-4897
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 1212 |
| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| STYLE DESIGNATOR | 3 HEXAGON, INTERNAL THREAD, SHOULDERED |
| THREAD SIZE | 1-7/8IN-16 |
| SCREW THREAD SERIES DESIGNATOR | UN |
| THREAD LENGTH | 0.360 INCHES NOMINAL |
| SCREW THREAD LOCATION | INTERNAL |
| THREAD DIRECTION | RIGHT-HAND |
| OVERALL LENGTH | 0.660 INCHES NOMINAL |
| LARGEST INSIDE DIAMETER | 1.807 INCHES MINIMUM AND 1.814 INCHES MAXIMUM |
| SMALLEST OUTSIDE DIAMETER | 1.980 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 2.000 INCHES NOMINAL |
| LENGTH TO SHOULDER | 0.440 INCHES NOMINAL |
| SMALLEST INSIDE DIAMETER | 1.530 INCHES NOMINAL |
| MAJOR UNTHREADED OUTSIDE DIAMETER | 1.980 INCHES NOMINAL |
| THREAD CLASS | 3B |
| SPECIAL FEATURES | 80 MICROINCHES RMS ON TUBE SEAT,130 MICROINCHES RMS OVERALL EXCEPT HEX |