NSN 1240-00-763-9863
Part Details | OPTICAL INSTRUMENT EYESHIELD
1240-00-763-9863 A resilient rubber item, designed to be attached to the viewing aperture of an optical instrument, to maintain proper eye distance and to protect the eye(s) of the observer from stray light, wind, and/or injury due to shock of gun fire or similar disturbances. Excludes VISOR, PERISCOPE.
Alternate Parts: 7639863, 7639863, 1240-00-763-9863, 00-763-9863, 1240007639863, 007639863
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) | 
|---|---|---|---|
| 12 | JAN 01, 1962 | 00-763-9863 | 22120 ( EYESHIELD, OPTICAL INSTRUMENT ) | 
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-00-763-9863
| Part Number | Cage Code | Manufacturer | 
|---|---|---|
| 7639863 | 54267 | ORLOTRONICS CORPORATION | 
| 7639863 | 19200 | US ARMY ARDEC RDECOM | 
Technical Data | NSN 1240-00-763-9863
| Characteristic | Specifications | 
|---|---|
| OVERALL LENGTH | 3.500 INCHES NOMINAL | 
| VIEWING END INSIDE DIAMETER | 1.625 INCHES | 
| ATTACHMENT END INSIDE DIAMETER | 1.781 INCHES | 
| ATTACHMENT METHOD | RING | 
| FSC APPLICATION DATA | PERISCOPE M17 INTEGRATED WITH FIRE CONTROL EQUIPMENT | 
| END ITEM IDENTIFICATION | 1010-00-322-9737 |