NSN 4730-00-549-4780
Part Details | PACKING NUT
4730-00-549-4780 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: 225120, 4730-00-549-4780, 00-549-4780, 4730005494780, 005494780
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | OCT 18, 1974 | 00-549-4780 | 18028 ( PACKING NUT ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON, EXTERNAL THREAD, INVERTED FLARE
Cross Reference | NSN 4730-00-549-4780
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 225120 | 00153 | BEI SENSORS & SYSTEMS CO. INCDBA EDCLIFF INSTRUMENTS DIVISION |
Technical Data | NSN 4730-00-549-4780
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY 2024 |
| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| STYLE DESIGNATOR | 1 HEXAGON, EXTERNAL THREAD, INVERTED FLARE |
| THREAD SIZE | 1/4-28 |
| SCREW THREAD SERIES DESIGNATOR | UNF |
| THREAD LENGTH | 0.180 INCHES MINIMUM AND 0.210 INCHES MAXIMUM |
| SCREW THREAD LOCATION | EXTERNAL |
| THREAD DIRECTION | RIGHT-HAND |
| SURFACE TREATMENT | 0$0 |
| OVERALL LENGTH | 0.320 INCHES MAXIMUM |
| LARGEST INSIDE DIAMETER | 0.285 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.375 INCHES MAXIMUM |
| LENGTH TO SHOULDER | 0.260 INCHES MAXIMUM |
| SMALLEST INSIDE DIAMETER | 0.150 INCHES MINIMUM |
| THREAD CLASS | 2A |