NSN 5855-01-355-5521
Part Details | OPTICAL ELEMENT RETAINER
5855-01-355-5521 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: 8036404752201, 803-6404752-201, 5855-01-355-5521, 01-355-5521, 5855013555521, 013555521
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 58 | MAR 19, 1992 | 01-355-5521 | 22451 ( RETAINER, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
SHOULDERED
Cross Reference | NSN 5855-01-355-5521
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 803-6404752-201 | 53711 | NAVAL SEA SYSTEMS COMMAND |
Technical Data | NSN 5855-01-355-5521
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | SHOULDERED |
| SHOULDER DIAMETER | 2.190 INCHES NOMINAL |
| SHOULDER LENGTH | 0.120 INCHES NOMINAL |
| HOLE DIAMETER | 1.750 INCHES NOMINAL |
| OVERALL LENGTH | 0.500 INCHES NOMINAL |
| FSC APPLICATION DATA | NIGHT VISION EQUIP. EMITTED AND REFLECTED RADIATION |