NSN 1270-01-171-6929
Part Details | OPTICAL ELEMENT CELL
1270-01-171-6929 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: 13074717, 13074717, 1270-01-171-6929, 01-171-6929, 1270011716929, 011716929
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | FEB 11, 1984 | 01-171-6929 | 21859 ( CELL, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1270-01-171-6929
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 13074717 | 04939 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
| 13074717 | 58260 | PROGRAM MANAGER ADVANCED ATTACKHELICOPTER BARCOM AMCPM-AAH |
Technical Data | NSN 1270-01-171-6929
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY 6061 |
| THREAD LOCATION | EXTERNAL |
| THREAD SIZE | A2.000-40$$A2.470-40 |
| SCREW THREAD SERIES DESIGNATOR | UNS |
| THREAD CLASS | 2A |
| THREAD PITCH DIAMETERS | +1.9788 TO +1.9827 INCHES AND +2.4486 TO +2.4526 INCHES |
| THREAD LENGTH | 0.241 INCHES AND 0.153 INCHES |
| THREAD DIRECTION | RIGHT-HAND |
| ECCENTRIC CONSTRUCTION | NOT PROVIDED |
| CHAMFER LOCATION | SMALLER DIAMETER END |
| CHAMFER SIZE | 0.020 IN.BY 45 DEG |
| OVERALL LENGTH | 0.808 INCHES NOMINAL |
| OVERALL DIAMETER | 2.425 INCHES NOMINAL |
