NSN 1240-01-173-9838
Part Details | OPTICAL ELEMENT RETAINER
1240-01-173-9838 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: 82A5027A1517, 82A5027A1517, 1240-01-173-9838, 01-173-9838, 1240011739838, 011739838
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | MAR 13, 1984 | 01-173-9838 | 22451 ( RETAINER, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
RECESSED
Cross Reference | NSN 1240-01-173-9838
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 82A5027A1517 | 27777 | L3 TECHNOLOGIES, INC.DBA INSIGHT TECHNOLOGY DIVISION |
| 82A5027A1517 | 01365 | MARINE CORPS LOGISTICS COMMANDTECHNICAL DATA REPOSITORY |
Technical Data | NSN 1240-01-173-9838
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | RECESSED |
| HOLE DIAMETER | 14.0 MILLIMETERS NOMINAL |
| OVERALL LENGTH | 10.5 MILLIMETERS NOMINAL |
| RECESS DIAMETER | 13.9 MILLIMETERS NOMINAL |
| RECESS DEPTH | 9.7 MILLIMETERS NOMINAL |
| THREAD SIZE | 0.687 IN.-32 |
| HOLE CHAMFER ANGLE IN DEG | 0.0 |
| HOLE CHAMFER DIAMETER | 15.0 MILLIMETERS NOMINAL |
| MATERIAL | ALUMINUM ALLOY 6061 |
| DRIVE TYPE | DRILLED HOLE |
| HOLE OR SLOT QUANTITY | 1 |
| INTERNAL ANNULAR SERRATION | NOT PROVIDED |
| GUIDE DESIGN | THREAD RELIEF |
| GUIDE LOCATION | BOTH EDGES |
| SETSCREW NOTCH | PROVIDED |