Part Details | OPTICAL ELEMENT RETAINING RING
6650-00-157-9287 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: 481109PC2, 481109PC2, 6650-00-157-9287, 00-157-9287, 6650001579287, 001579287
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1963 | 00-157-9287 | 22585 ( RING, RETAINING, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6650-00-157-9287
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 481109PC2 | 56232 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
| 481109PC2 | 10001 | NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT |
Technical Data | NSN 6650-00-157-9287
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY |
| THREAD LOCATION | INTERNAL |
| THREAD SIZE | 9/16-32 |
| SCREW THREAD SERIES DESIGNATOR | UNS |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| OVERALL LENGTH | 0.906 INCHES NOMINAL |
| OUTSIDE DIAMETER | 1.250 INCHES NOMINAL |
| INTERNAL FLANGE THICKNESS | 0.125 INCHES NOMINAL |
| APERTURE DIAMETER | 0.328 INCHES NOMINAL |
| MOUNTING CONFIGURATION | THREE 0.141 IN. DIA HOLES EQUALLY SPACED ON 1.062 IN. DIA CIRCLE |
| END ITEM IDENTIFICATION | GUN SIGHT MK15 |