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National Stock Number:
5855-01-503-6171
Federal Supply Class:
5855
National Item Identification Number:
015036171
Description:
FOCUSING RING,OPTICAL INSTRUMENT
Detail:
A CYLINDRICAL ITEM SPECIALLY DESIGNED TO MANUALLY ADJUST THE FOCUS ON AN OPTICAL INSTRUMENT. IT MAY HAVE AN INTERNAL THREAD MOUNTING METHOD OR MACHINED FOR A PRESS-FIT. IT USUALLY HAS A KNURLED PERIPHERY.
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Manufacturer Information:
| 143C0003 | 27777 | L3 TECHNOLOGIES, INC. | | 143C0003 | 51298 | OPTEX SYSTEMS, INC | | 143C003 | 27777 | L3 TECHNOLOGIES, INC. |
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Techincal Specification:
| DRIVE TYPE | KNURL | | OUTSIDE DIAMETER | 3.270 INCHES NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | RING, OBJECTIVE FOCUS | | SCREW THREAD SERIES DESIGNATOR | UNS | | THREAD CLASS | 2B | | THREAD LOCATION | INTERNAL | | THREAD PITCH DIAMETERS | +3.1389 TO 3.1459 INCHES | | THREAD SIZE | 3.1750-18 |
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