NSN 1240-00-763-9859
Part Details | OPTICAL ELEMENT CELL
1240-00-763-9859 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: 7639859, 1240-00-763-9859, 00-763-9859, 1240007639859, 007639859
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | JAN 01, 1962 | 00-763-9859 | 21859 ( CELL, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-00-763-9859
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 7639859 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 1240-00-763-9859
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY 2024 |
| THREAD LOCATION | INTERNAL AND EXTERNAL |
| THREAD SIZE | A7/8 IN. - 32$$A0.97 IN. -32 |
| SCREW THREAD SERIES DESIGNATOR | UNS AND UNS |
| THREAD CLASS | A3B$$A2A |
| THREAD LENGTH | 0.330 INCHES AND 0.190 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 | 0.600 INCHES NOMINAL |
| OVERALL DIAMETER | 0.970 INCHES NOMINAL |
| FSC APPLICATION DATA | TELESCOPE M86F,INTEGRATED WITH FIRE CONTROL |