NSN 4730-00-821-3878
Part Details | TUBE COUPLING NUT
4730-00-821-3878 An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. Excludes NUT (1), TUBE COUPLING, REDUCING; and NUT (1), UNION.
Alternate Parts: R197P04, R197P04, 4730-00-821-3878, 00-821-3878, 4730008213878, 008213878
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | JAN 01, 1962 | 00-821-3878 | 03859 ( NUT, TUBE COUPLING ) |
REFERENCE DRAWINGS & PICTURES
TUBE COUPLING
Cross Reference | NSN 4730-00-821-3878
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| R197P04 | 24446 | GENERAL ELECTRIC COMPANY |
| R197P04 | 07482 | GENERAL ELECTRIC COMPANYDBA GE |
Technical Data | NSN 4730-00-821-3878
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNF |
| NOMINAL THREAD SIZE | 0.438 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | TUBE COUPLING |
| NUT HEIGHT | 0.600 INCHES MINIMUM AND 0.620 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM |
| LENGTH TO SHOULDER | 0.513 INCHES MINIMUM AND 0.523 INCHES MAXIMUM |
| SMALLEST INSIDE DIAMETER | 0.388 INCHES MINIMUM AND 0.394 INCHES MAXIMUM |
| FABRICATION METHOD | |
| NOMINAL TUBE OUTSIDE DIAMETER | 0.250 INCHES |