NSN 1240-01-127-5734
Part Details | OPTICAL ELEMENT CELL
1240-01-127-5734 A cylindrical item specifically designed to hold a lens, reticle, or window in an optical system. Includes eccentric cells and/or rings designed to be rotated within the instrument to shift an optical element to a prescribed position.
Alternate Parts: 8644286, 1240-01-127-5734, 01-127-5734, 1240011275734, 011275734
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | MAR 03, 1982 | 01-127-5734 | 21859 ( CELL, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-01-127-5734
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8644286 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 1240-01-127-5734
| Characteristic | Specifications |
|---|---|
| MATERIAL | 5$6 |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-601, ALLOY 355, T6 FED SPEC 1ST MATERIAL RESPONSE AND QQ-A-601, ALLOY 356, T6 FED SPEC 2ND MATERIAL RESPONSE |
| SURFACE TREATMENT | ANODIZE |
| THREAD LOCATION | EXTERNAL AND INTERNAL |
| THREAD SIZE | A3 3/16-24$$A2 3/8-24 |
| SCREW THREAD SERIES DESIGNATOR | UNS AND UNS |
| THREAD CLASS | A2A$$A2B |
| THREAD PITCH DIAMETERS | +3.1589 TO +3.1860 INCHES AND +2.3299 TO +2.3479 INCHES |
| THREAD LENGTH | 0.3625 INCHES AND 0.3625 INCHES |
| THREAD DIRECTION | RIGHT-HAND AND RIGHT-HAND |
| ECCENTRIC CONSTRUCTION | NOT PROVIDED |
| CHAMFER LOCATION | LARGER DIAMETER END |
| CHAMFER SIZE | 0.125 IN. BY 30 DEG |
| DRIVE TYPE | DRILLED HOLE ON PERIPHERY |
| OVERALL LENGTH | 3.677 INCHES MINIMUM AND 3.687 INCHES MAXIMUM |
| OVERALL DIAMETER | 3.198 INCHES MINIMUM AND 3.199 INCHES MAXIMUM |
