NSN 5855-01-172-2225
Part Details | OPTICAL ELEMENT RETAINER
5855-01-172-2225 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: 13074672, 13074672, 5855-01-172-2225, 01-172-2225, 5855011722225, 011722225
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 58 | FEB 16, 1984 | 01-172-2225 | 22451 ( RETAINER, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
RECESSED
Cross Reference | NSN 5855-01-172-2225
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 13074672 | 04939 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
| 13074672 | 58260 | PROGRAM MANAGER ADVANCED ATTACKHELICOPTER BARCOM AMCPM-AAH |
Technical Data | NSN 5855-01-172-2225
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | RECESSED |
| HOLE DIAMETER | 1.300 INCHES NOMINAL |
| OVERALL LENGTH | 0.190 INCHES NOMINAL |
| RECESS DIAMETER | 1.500 INCHES NOMINAL |
| RECESS DEPTH | 0.040 INCHES NOMINAL |
| THREAD SIZE | AA1.500 |
| HOLE CHAMFER ANGLE IN DEG | 45.0 |
| DRIVE TYPE | SLOTTED |
| HOLE OR SLOT QUANTITY | 4 |
| DIAMETER | 1.500 INCHES NOMINAL |
| INTERNAL ANNULAR SERRATION | NOT PROVIDED |
| GUIDE DESIGN | THREAD RELIEF |
| SETSCREW NOTCH | NOT PROVIDED |