NSN 4730-00-278-5538
Part Details | TUBE COUPLING INVERTED NUT
4730-00-278-5538 An externally threaded fastening device which has an internal or external seat, designed to mate with the seat of an internally threaded tube fitting for the purpose of securing the tube to the fitting to form a leakproof connection.
Alternate Parts: 137523, 4730-00-278-5538, 00-278-5538, 4730002785538, 002785538
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | JAN 01, 1963 | 00-278-5538 | 03857 ( INVERTED NUT, TUBE COUPLING ) |
REFERENCE DRAWINGS & PICTURES
INVERTED NUT, TUBE, COMPRESSION
Cross Reference | NSN 4730-00-278-5538
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 137523 | 19207 | U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM |
Technical Data | NSN 4730-00-278-5538
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY |
| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| FABRICATION METHOD | BAR STOCK, MACHINED |
| STYLE DESIGNATOR | INVERTED NUT, TUBE, COMPRESSION |
| OVERALL LENGTH | 0.781 INCHES NOMINAL |
| SEAT RADIUS | 0.438 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.813 INCHES NOMINAL |
| SMALLEST INSIDE DIAMETER | 0.566 INCHES MINIMUM AND 0.570 INCHES MAXIMUM |
| TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED | 0.563 INCHES NOMINAL |
| THREAD SIZE | 3/4-16 |
| SCREW THREAD SERIES DESIGNATOR | UNF |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |