Part Details | UNION NUT
4730-00-770-9569 An internally threaded nut which has an internal seat or shoulder designed to engage the nut retaining flange of a union tailpiece. The threaded portion is used to engage the thread piece of a union, union elbor or the like. Excludes NUT (1), TUBE COUPLING.
Alternate Parts: 50N8, 50N8304SS, 50N-8-304SS, A6UN508DF, A6UN50-8-DF, 6N508,CD, 6N50-8,CD, 6N508, MIS1735611, MIS17356-1-1, 50N8, MIS1735611, MIS17356-1-1, 4730-00-770-9569, 00-770-9569, 4730007709569, 007709569
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | MAR 15, 1968 | 00-770-9569 | 19964 ( NUT, UNION ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
Cross Reference | NSN 4730-00-770-9569
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 50N8 | 99565 | ADMIRAL VALVE, LLCDBA CPV MANUFACTURING |
| 50N-8-304SS | 99565 | ADMIRAL VALVE, LLCDBA CPV MANUFACTURING |
| A6UN50-8-DF | 4Y217 | AMERICAN PIPING ACCESSORIES CO INC |
| 6N50-8,CD | 32142 | HYDRASEARCH CO., INC. |
| 6N508 | 54716 | HYDRASEARCH CO., INC.DBA USE CAGE CODE 32142 FOR |
| MIS17356-1-1 | 04939 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
| 50N8 | 17077 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN SPACE SYSTEMS |
| MIS17356-1-1 | 18876 | U S ARMY AVIATION AND MISSILECOMMAND |
Technical Data | NSN 4730-00-770-9569
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UN |
| NOMINAL THREAD SIZE | 3.750 INCHES |
| THREAD QUANTITY PER INCH | 12 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | HEXAGON |
| SHOULDER WIDTH | 0.317 INCHES MINIMUM AND 0.344 INCHES MAXIMUM |
| NUT HEIGHT | 1.500 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 4.125 INCHES MINIMUM |
| SMALLEST INSIDE DIAMETER | 3.190 INCHES NOMINAL |
| SHOULDER STEP WIDTH | 0.359 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| SHOULDER SEAT DIAMETER | 3.484 INCHES MINIMUM AND 3.516 INCHES MAXIMUM |
| MAXIMUM WORKING PRESSURE RATING AND SERVICE FOR WHICH DESIGNED | 3000.0 POUNDS PER SQUARE INCH WATER AND 30000.0 POUNDS PER SQUARE INCH OIL |