NSN 1270-00-891-4532
Part Details | OPTICAL ELEMENT CELL
1270-00-891-4532 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: 10547494, 10547494, 10547494, 1270-00-891-4532, 00-891-4532, 1270008914532, 008914532
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | JAN 18, 1967 | 00-891-4532 | 21859 ( CELL, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1270-00-891-4532
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 10547494 | 8V613 | BOEING COMPANY, THEDBA BOEING |
| 10547494 | 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC |
| 10547494 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 1270-00-891-4532
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY 6061 |
| THREAD LOCATION | EXTERNAL AND INTERNAL |
| THREAD SIZE | A0.875 IN.-32$$A0.688 IN.-32 |
| SCREW THREAD SERIES DESIGNATOR | UN AND UN |
| THREAD CLASS | A3A$$A3B |
| THREAD LENGTH | 0.460 INCHES AND 0.196 INCHES |
| THREAD DIRECTION | RIGHT-HAND AND RIGHT-HAND |
| ECCENTRIC CONSTRUCTION | NOT PROVIDED |
| CHAMFER LOCATION | BOTH ENDS |
| CHAMFER SIZE | 0.030 IN. BY 45 DEG |
| DRIVE TYPE | SLOTTED FACE |
| ELEMENT SECURING METHOD | THREADED RING |
| OVERALL LENGTH | 0.440 INCHES MINIMUM AND 0.460 INCHES MAXIMUM |
| OVERALL DIAMETER | 0.875 INCHES NOMINAL |
| SUPPLEMENTARY FEATURES | INTERNAL THREAD CHAMFER 0.030 IN. BY 45 DEG ON DRIVE EDGE. INNER GROOVE 0.075 IN. W,0.698 IN. DIA ON INSIDE END OF THREAD. |
| FSC APPLICATION DATA | SIGHT,REFLEX XM70E1 |
