NSN 6650-01-431-2266
Part Details | OPTICAL INSTRUMENT PRISM
6650-01-431-2266 A transparent item with at least two polished plane surfaces inclined toward each other, designed for use in optical instruments to reflect and/or refract a beam of light. It may have one or more mirrored surfaces for greater reflection. Includes optical wedges used to divert paths of light by refraction, but to a lesser degree. See also BEAM SPLITTER, OPTICAL INSTRUMENT.
Alternate Parts: 74D7402202025, 74D740220-2025, 74D7402202025, 74D740220-2025, 6650-01-431-2266, 01-431-2266, 6650014312266, 014312266
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | MAY 09, 1996 | 01-431-2266 | 21879 ( PRISM, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
RHOMBOIDAL
Cross Reference | NSN 6650-01-431-2266
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 74D740220-2025 | 76301 | BOEING COMPANY, THEDBA BOEING |
| 74D740220-2025 | 53517 | ZYGO CORPORATION |
Technical Data | NSN 6650-01-431-2266
| Characteristic | Specifications |
|---|---|
| SURFACE FINISH | POLISHED |
| COATING FEATURE | ANTIREFLECTION |
| STYLE DESIGNATOR | RHOMBOIDAL |
| OVERALL LENGTH | 8.550 INCHES NOMINAL |
| OVERALL WIDTH | 2.250 INCHES NOMINAL |
| APERTURE DIAMETER | 2.000 INCHES NOMINAL |
| ANGLE IN DEG | 45.0 |
| REFLECTANCE/TRANSMITTANCE PERCENTAGE RATIO | 60:40 |
| SPECIAL FEATURES | 2 SIDES FINE GROUNG TO 30 MICRON MAX. |
| END ITEM IDENTIFICATION | F/A-18 AIRCRAFT;PERISCOPE ASSY-EOTS. |