Part Details | OPTICAL ELEMENT CELL
1240-00-346-8155 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: 8211657, 8211657, 1240-00-346-8155, 00-346-8155, 1240003468155, 003468155
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | JAN 01, 1963 | 00-346-8155 | 21859 ( CELL, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-00-346-8155
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8211657 | 11934 | SEILER INSTRUMENT AND MANUFACTURINGCOMPANY, INCORPORATED |
| 8211657 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 1240-00-346-8155
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY 2024 |
| THREAD LOCATION | INTERNAL AND EXTERNAL |
| THREAD SIZE | A0.812 IN. -32$$A0.937 IN. -32 |
| SCREW THREAD SERIES DESIGNATOR | UNS AND UNS |
| THREAD CLASS | A2B$$A2A |
| THREAD LENGTH | 0.078 INCHES AND 0.234 INCHES |
| ECCENTRIC CONSTRUCTION | NOT PROVIDED |
| CHAMFER LOCATION | OPPOSITE DRIVE END |
| DRIVE TYPE | SLOTTED FACE |
| ELEMENT SECURING METHOD | THREADED RING |
| OVERALL HEIGHT | 0.410 INCHES NOMINAL |
| OVERALL DIAMETER | 0.937 INCHES NOMINAL |
| FSC APPLICATION DATA | OPTICAL SIGHTING AND RANGING EQUIPMENT,INTEGRATED WITH FIRE CONTROL EQUIPMENT |