Part Details | OPTICAL ELEMENT CELL
1240-00-504-8251 A cylindrical item specifically designed to hold a lens, reticle, or window in an optical system. Includes eccentric cells and/or rings designed to be rotated within the instrument to shift an optical element to a prescribed position.
Alternate Parts: 5048251, 1240-00-504-8251, 00-504-8251, 1240005048251, 005048251
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | JAN 01, 1963 | 00-504-8251 | 21859 ( CELL, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-00-504-8251
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 5048251 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 1240-00-504-8251
| Characteristic | Specifications |
|---|---|
| SURFACE TREATMENT | OXIDE |
| THREAD LOCATION | INTERNAL AND EXTERNAL |
| THREAD SIZE | A0.723-48$$A0.825-48 |
| SCREW THREAD SERIES DESIGNATOR | UNS AND UNS |
| THREAD CLASS | A3B$$A3A |
| THREAD LENGTH | 0.438 INCHES AND 0.312 INCHES |
| ECCENTRIC CONSTRUCTION | NOT PROVIDED |
| CHAMFER LOCATION | BOTH ENDS |
| CHAMFER SIZE | 0.01 IN. BY 45 DEG |
| DRIVE TYPE | SLOTTED FACE |
| ELEMENT SECURING METHOD | THREADED RING |
| OVERALL HEIGHT | 0.609 INCHES NOMINAL |
| OVERALL DIAMETER | 0.825 INCHES NOMINAL |
| FSC APPLICATION DATA | TELESCOPE M7,INTEGRATED WITH FIRE CONTROL |