NSN 5855-01-169-1706
Part Details | OPTICAL ELEMENT RETAINER
5855-01-169-1706 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: SMC850136, SM-C-850136, 5855-01-169-1706, 01-169-1706, 5855011691706, 011691706
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 58 | JAN 04, 1984 | 01-169-1706 | 22451 ( RETAINER, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
SHOULDERED
Cross Reference | NSN 5855-01-169-1706
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| SM-C-850136 | 80063 | US ARMY COMMUNICATIONS &ELECTRONICS MATERIEL READINESS |
Technical Data | NSN 5855-01-169-1706
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | SHOULDERED |
| SHOULDER DIAMETER | 1.631 INCHES NOMINAL |
| SHOULDER LENGTH | 0.300 INCHES MINIMUM AND 0.320 INCHES MAXIMUM |
| OVERALL LENGTH | 0.300 INCHES MINIMUM AND 0.320 INCHES MAXIMUM |
| FLANGE DIAMETER | 1.937 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-200 TO 8, 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | ALUMINUM ALLOY 6061 |
| SURFACE TREATMENT | PAINT |
| DIAMETER | 1.937 INCHES NOMINAL |
| FSC APPLICATION DATA | NIGHT VISION EQUIP. EMITTED AND REFLECTED RADIATION |
| END ITEM IDENTIFICATION | NIGHT VISION SIGHT ASSEMBLY SM-D-850130 |