NSN 4730-01-087-7557
Part Details | TUBE COUPLING NUT
4730-01-087-7557 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: MS219218D, MS21921-8D, MS219218D, MS21921-8D, AS21921, 4730-01-087-7557, 01-087-7557, 4730010877557, 010877557
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | DEC 25, 1979 | 01-087-7557 | 03859 ( NUT, TUBE COUPLING ) |
REFERENCE DRAWINGS & PICTURES
TUBE COUPLING
Cross Reference | NSN 4730-01-087-7557
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| MS21921-8D | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
| MS21921-8D | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| AS21921 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
Technical Data | NSN 4730-01-087-7557
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.750 INCHES |
| THREAD QUANTITY PER INCH | 16 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | TUBE COUPLING |
| NUT HEIGHT | 0.850 INCHES MINIMUM AND 0.870 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.871 INCHES MINIMUM AND 0.875 INCHES MAXIMUM |
| LENGTH TO SHOULDER | 0.599 INCHES MINIMUM AND 0.619 INCHES MAXIMUM |
| SMALLEST INSIDE DIAMETER | 0.552 INCHES MINIMUM AND 0.557 INCHES MAXIMUM |
| SEAT ANGLE | 45.0 DEGREES NOMINAL |
| FABRICATION METHOD | |
| NOMINAL TUBE OUTSIDE DIAMETER | 0.500 INCHES |
| SPECIFICATION/STANDARD DATA | 96906-MS21921 GOVERNMENT STANDARD |