NSN 4730-00-287-0271
Part Details | TUBE COUPLING NUT
4730-00-287-0271 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: AN81820D, AN818-20D, AN818, AN81820D, AN818-20D, AN81820D, AN818-20D, 290200, 290-200, 29020D, 290-20D, AN81820D, AN818-20D, 731857120, 731857-120, 72033520, 720335-20, MILF5509A, 8176567, C8176560, 4730-00-287-0271, 00-287-0271, 4730002870271, 002870271
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | JAN 01, 1961 | 00-287-0271 | 03859 ( NUT, TUBE COUPLING ) |
REFERENCE DRAWINGS & PICTURES
TUBE COUPLING
Cross Reference | NSN 4730-00-287-0271
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| AN818-20D | 88044 | AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE |
| AN818 | 88044 | AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE |
| AN818-20D | 71563 | COLLINS ENGINEERING CORP |
| AN818-20D | 14798 | DESIGNED METAL CONNECTIONS, INC.DBA PERMASWAGE USA |
| 290-200 | 00624 | EATON-AEROQUIP LLC.DBA AEROSPACE GROUP |
| 290-20D | 00624 | EATON-AEROQUIP LLC.DBA AEROSPACE GROUP |
| AN818-20D | 32142 | HYDRASEARCH CO., INC. |
| 731857-120 | 56232 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
| 720335-20 | 56232 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
| MILF5509A | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| 8176567 | 18876 | U S ARMY AVIATION AND MISSILECOMMAND |
| C8176560 | 18876 | U S ARMY AVIATION AND MISSILECOMMAND |
Technical Data | NSN 4730-00-287-0271
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UN |
| NOMINAL THREAD SIZE | 1.625 INCHES |
| THREAD QUANTITY PER INCH | 12 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | TUBE COUPLING |
| NUT HEIGHT | 1.219 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 1.984 INCHES MINIMUM AND 2.016 INCHES MAXIMUM |
| LENGTH TO SHOULDER | 1.017 INCHES NOMINAL |
| SMALLEST INSIDE DIAMETER | 1.347 INCHES MINIMUM AND 1.350 INCHES MAXIMUM |
| FABRICATION METHOD | MACHINED |
| NOMINAL TUBE OUTSIDE DIAMETER | 1.250 INCHES |
| SPECIAL FEATURES | GRUMMAN A-10 AIRCRAFT |