|
|
|
National Stock Number:
6650-01-233-9490
Federal Supply Class:
6650
National Item Identification Number:
012339490
Description:
RING,RETAINING,OPTICAL ELEMENT
Detail:
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.
|
Manufacturer Information:
| 13074936 | 04939 | LOCKHEED MARTIN CORPORATION | | 13074936 | 58260 | PROGRAM MANAGER ADVANCED ATTACK HELICOPTER BARCOM AMCPM-AAH |
|
Techincal Specification:
| INTERNAL FLANGE THICKNESS | 0.120 INCHES NOMINAL | | OUTSIDE DIAMETER | 1.268 INCHES NOMINAL | | MATERIAL | STEEL |
|
|