NSN 4730-00-489-0303
Part Details | TUBE COUPLING INVERTED NUT
4730-00-489-0303 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: NAS59416H, NAS594-16H, NAS597, NAS59416H, NAS594-16H, 4730-00-489-0303, 00-489-0303, 4730004890303, 004890303
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | MAY 28, 1970 | 00-489-0303 | 03857 ( INVERTED NUT, TUBE COUPLING ) |
REFERENCE DRAWINGS & PICTURES
INVERTED NUT, TUBE, FLARE
Cross Reference | NSN 4730-00-489-0303
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| NAS594-16H | 30974 | AEROFIT, LLC |
| NAS597 | 80205 | NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES |
| NAS594-16H | 80205 | NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES |
Technical Data | NSN 4730-00-489-0303
| Characteristic | Specifications |
|---|---|
| SURFACE TREATMENT | PASSIVATE |
| STRENGTH RATING | VAB2000000.0 POUNDS PER SQUARE INCH |
| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| MATERIAL HARDNESS RATING | RCB20.0 ROCKWELL C MAXIMUM AND 32.0 ROCKWELL C MAXIMUM |
| FABRICATION METHOD | BAR STOCK, MACHINED |
| STYLE DESIGNATOR | INVERTED NUT, TUBE, FLARE |
| OVERALL LENGTH | 0.813 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 1.125 INCHES NOMINAL |
| SMALLEST INSIDE DIAMETER | 1.020 INCHES NOMINAL |
| SEAT ANGLE IN DEG | 33.0 |
| TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED | 1.000 INCHES NOMINAL |
| THREAD SIZE | 1.312-12 |
| SCREW THREAD SERIES DESIGNATOR | UN |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| SPECIAL FEATURES | 3 0.074 IN. DIA LOCKWIRE HOLES |