NSN 1240-00-131-6286
Part Details | OPTICAL ELEMENT CELL
1240-00-131-6286 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: 8213381, 1240-00-131-6286, 00-131-6286, 1240001316286, 001316286
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | DEC 11, 1968 | 00-131-6286 | 21859 ( CELL, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-00-131-6286
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8213381 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 1240-00-131-6286
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY 355.0 AND ALUMINUM ALLOY 356.0 |
| 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 | INTERNAL AND EXTERNAL |
| THREAD SIZE | A4-3/16 IN.-32$$A2-9/16 IN.-32 |
| SCREW THREAD SERIES DESIGNATOR | UNS AND UNS |
| THREAD CLASS | A2B$$A2A |
| THREAD PITCH DIAMETERS | +4.1672 TO +4.1732 INCHES AND +2.5366 TO +2.5409 INCHES |
| THREAD LENGTH | 0.280 INCHES AND 0.245 INCHES |
| THREAD DIRECTION | RIGHT-HAND AND RIGHT-HAND |
| ECCENTRIC CONSTRUCTION | NOT PROVIDED |
| ELEMENT SECURING METHOD | SCREW |
| OVERALL LENGTH | 7.640 INCHES MINIMUM AND 7.650 INCHES MAXIMUM |
| OVERALL DIAMETER | 4.300 INCHES MINIMUM AND 4.310 INCHES MAXIMUM |
| FSC APPLICATION DATA | PERISCOPE,TANK |
