NSN 4730-00-394-4728
Part Details | PACKING NUT
4730-00-394-4728 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: 5560322, 556032-2, 4730-00-394-4728, 00-394-4728, 4730003944728, 003944728
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | APR 08, 1974 | 00-394-4728 | 18028 ( PACKING NUT ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON, INTERNAL THREAD, SHOULDERED
Cross Reference | NSN 4730-00-394-4728
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 556032-2 | 73030 | HAMILTON SUNDSTRAND CORPORATION |
Technical Data | NSN 4730-00-394-4728
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 347 |
| MATERIAL HARDNESS RATING | 70.0 ROCKWELL B MINIMUM AND RBC100.0 ROCKWELL B MINIMUM |
| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| STYLE DESIGNATOR | HEXAGON, INTERNAL THREAD, SHOULDERED |
| THREAD SIZE | 7/8IN-20 |
| THREAD LENGTH | 0.278 INCHES NOMINAL |
| SCREW THREAD LOCATION | INTERNAL |
| THREAD DIRECTION | RIGHT-HAND |
| OVERALL LENGTH | 0.480 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.996 INCHES MINIMUM AND 1.003 INCHES MAXIMUM |
| LENGTH TO SHOULDER | 0.380 INCHES NOMINAL |
| SMALLEST INSIDE DIAMETER | 0.330 INCHES NOMINAL |
| THREAD CLASS | 3B |