NSN 1240-01-195-1945
Part Details | OPTICAL ELEMENT RETAINER
1240-01-195-1945 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: 031537, 1240-01-195-1945, 01-195-1945, 1240011951945, 011951945
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | NOV 24, 1984 | 01-195-1945 | 22451 ( RETAINER, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
SHOULDERED
Cross Reference | NSN 1240-01-195-1945
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 031537 | K6111 | QIOPTIQ LTD |
Technical Data | NSN 1240-01-195-1945
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | SHOULDERED |
| SHOULDER DIAMETER | 3.525 INCHES NOMINAL |
| SHOULDER LENGTH | 0.085 INCHES NOMINAL |
| HOLE DIAMETER | 3.874 INCHES NOMINAL |
| OVERALL LENGTH | 0.205 INCHES NOMINAL |
| FLANGE DIAMETER | 3.720 INCHES NOMINAL |
| MATERIAL | ALUMINUM ALLOY 2024 |
| DRIVE TYPE | DRILLED HOLE |
| HOLE OR SLOT QUANTITY | 11 |
| DIAMETER | 4.445 INCHES NOMINAL |
| INTERNAL ANNULAR SERRATION | NOT PROVIDED |
| GUIDE DESIGN | THREAD RELIEF |
| GUIDE LOCATION | SHOULDER |
| SETSCREW NOTCH | NOT PROVIDED |
| END ITEM IDENTIFICATION | F-16 C/D ACFT |