NSN 4730-00-278-8561
Part Details | TUBE COUPLING NUT
4730-00-278-8561 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: AN81832D, AN818-32D, CA1208, 29032D, 290-32D, 731857132, 731857-132, 72033732, 720337-32, 29032D, 290-32D, 4730-00-278-8561, 00-278-8561, 4730002788561, 002788561
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | JAN 01, 1961 | 00-278-8561 | 03859 ( NUT, TUBE COUPLING ) |
REFERENCE DRAWINGS & PICTURES
TUBE COUPLING
Cross Reference | NSN 4730-00-278-8561
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| AN818-32D | 88044 | AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE |
| CA1208 | 12603 | CLARK EQUIPMENT CO |
| 290-32D | 00624 | EATON-AEROQUIP LLC.DBA AEROSPACE GROUP |
| 731857-132 | 56232 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
| 720337-32 | 56232 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
| 290-32D | R1120 | SATAIR A/S |
Technical Data | NSN 4730-00-278-8561
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UN |
| NOMINAL THREAD SIZE | 2.500 INCHES |
| THREAD QUANTITY PER INCH | 12 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | TUBE COUPLING |
| NUT HEIGHT | 1.734 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 2.855 INCHES MINIMUM AND 2.895 INCHES MAXIMUM |
| LENGTH TO SHOULDER | 1.462 INCHES NOMINAL |
| SMALLEST INSIDE DIAMETER | 2.167 INCHES MINIMUM AND 2.170 INCHES MAXIMUM |
| FABRICATION METHOD | |
| NOMINAL TUBE OUTSIDE DIAMETER | 2.000 INCHES |