NSN 1240-01-126-8568
Part Details | OPTICAL ELEMENT RETAINER
1240-01-126-8568 A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. It must have drilled holes or slots to facilitate assembly and disassembly. For items which house the optical element(s), and form the internal or central portions of an optical system, see CELL, OPTICAL ELEMENT. Excludes RING, EXTERNALLY THREADED.
Alternate Parts: 13040138, 13040138, 1240-01-126-8568, 01-126-8568, 1240011268568, 011268568
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | FEB 18, 1982 | 01-126-8568 | 22451 ( RETAINER, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
SHOULDERED
Cross Reference | NSN 1240-01-126-8568
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 13040138 | 82577 | RAYTHEON COMPANYDBA RAYTHEON |
| 13040138 | 18876 | U S ARMY AVIATION AND MISSILECOMMAND |
Technical Data | NSN 1240-01-126-8568
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | SHOULDERED |
| SHOULDER DIAMETER | 3.310 INCHES NOMINAL |
| SHOULDER LENGTH | 0.120 INCHES NOMINAL |
| HOLE DIAMETER | 3.188 INCHES NOMINAL |
| OVERALL LENGTH | 0.160 INCHES NOMINAL |
| FLANGE DIAMETER | 3.469 INCHES NOMINAL |
| MATERIAL | ALUMINUM ALLOY |
| DRIVE TYPE | SLOTTED |
| HOLE OR SLOT QUANTITY | 4 |
| WIDTH | 0.093 INCHES NOMINAL |
| DEPTH | 0.060 INCHES NOMINAL |
| INTERNAL ANNULAR SERRATION | NOT PROVIDED |
| GUIDE DESIGN | THREAD CHAMFER |
| GUIDE LOCATION | EDGE OPPOSITE DRIVE EDGE |
| SETSCREW NOTCH | NOT PROVIDED |