Part Details | OPTICAL ELEMENT RETAINING RING
1240-00-159-4486 A cylindrical item having an internally flanged diameter designed to retain a lens or window in the objective end, or a diopter scale at the viewing end of an optical instrument. It may have one or more of the following characteristics: internal thread or machined for a press fit, method of securing, and/or knurled periphery. For externally threaded items, see RETAINER, OPTICAL ELEMENT. Excludes CELL, OPTICAL ELEMENT; NUT, PLAIN KNURLED; NUT, PLAIN ROUND; and RING, RETAINING.
Alternate Parts: 212550PC1, 2125501, 212550-1, 1240-00-159-4486, 00-159-4486, 1240001594486, 001594486
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | JAN 01, 1963 | 00-159-4486 | 22585 ( RING, RETAINING, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-00-159-4486
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 212550PC1 | 10001 | NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT |
| 212550-1 | 10001 | NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT |
Technical Data | NSN 1240-00-159-4486
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY |
| OUTSIDE DIAMETER | 4.125 INCHES NOMINAL |
| INTERNAL FLANGE THICKNESS | 0.093 INCHES NOMINAL |
| APERTURE DIAMETER | 2.813 INCHES NOMINAL |