NSN 1240-01-187-1085
Part Details | OPTICAL ELEMENT RETAINER
1240-01-187-1085 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: A11900, 12337485, 12337485, 12337485, 1240-01-187-1085, 01-187-1085, 1240011871085, 011871085
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | AUG 18, 1984 | 01-187-1085 | 22451 ( RETAINER, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-01-187-1085
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| A11900 | 05584 | AUTODYNE MANUFACTURING CO., INC. |
| 12337485 | 5A910 | ELC INDUSTRIES CORP.DBA AURORA CORD & CABLE COMPANY |
| 12337485 | 28375 | SPECTRON, INC. |
| 12337485 | 19207 | U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM |
Technical Data | NSN 1240-01-187-1085
| Characteristic | Specifications |
|---|---|
| RECESS DIAMETER | 2.190 INCHES NOMINAL |
| RECESS DEPTH | 1.190 INCHES NOMINAL |
| MATERIAL | STEEL |
| SURFACE TREATMENT | ENAMEL |
| DRIVE TYPE | DRILLED HOLE |
| HOLE OR SLOT QUANTITY | 12 |
| INTERNAL ANNULAR SERRATION | NOT PROVIDED |
| SETSCREW NOTCH | NOT PROVIDED |
| SPECIAL FEATURES | MATERIAL IS PER ASTM-A569 OR ASTM-A366; SURFACE TREATMENT IS PER TT-E-489 |