NSN 1240-01-050-4810
Part Details | OPTICAL ELEMENT RETAINER
1240-01-050-4810 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: 12266637, 6558262, 6558-262, 12266637, 1240-01-050-4810, 01-050-4810, 1240010504810, 010504810
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | NOV 08, 1977 | 01-050-4810 | 22451 ( RETAINER, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
SHOULDERED
Cross Reference | NSN 1240-01-050-4810
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 12266637 | 20418 | DRS SUSTAINMENT SYSTEMS, INC.Use CAGE Code 98255 for cataloging |
| 6558-262 | 11871 | RECON/OPTICAL, INC. |
| 12266637 | 19207 | U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM |
Technical Data | NSN 1240-01-050-4810
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | SHOULDERED |
| SHOULDER LENGTH | 1.034 INCHES NOMINAL |
| HOLE DIAMETER | 3.490 INCHES NOMINAL |
| OVERALL LENGTH | 1.484 INCHES NOMINAL |
| FLANGE DIAMETER | 4.930 INCHES NOMINAL |
| SHOULDER THREAD SIZE | 4.000IN.-6 |
| MATERIAL | ALUMINUM ALLOY 6061 |
| DRIVE TYPE | DRILLED HOLE |
| HOLE OR SLOT QUANTITY | 8 |
| DIAMETER | 0.147 INCHES NOMINAL |
| DEPTH | 0.150 INCHES NOMINAL |
| DRIVE FACILITY ANGULAR SPACING IN DEG | 45.0 |
| INTERNAL ANNULAR SERRATION | NOT PROVIDED |
| GUIDE DESIGN | THREAD CHAMFER |
| GUIDE LOCATION | DRIVE EDGE |
| SETSCREW NOTCH | NOT PROVIDED |