NSN 5855-01-503-6171
Part Details | NIGHT VISION OPTICAL INSTRUMENT FOCUSING RING
5855-01-503-6171 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.
Alternate Parts: 143C0003, 143C003, 143C0003, 5855-01-503-6171, 01-503-6171, 5855015036171, 015036171
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 58 | DEC 30, 2002 | 01-503-6171 | 45552 ( FOCUSING RING, OPTICAL INSTRUMENT, NIGHT VISION ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5855-01-503-6171
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 143C0003 | 27777 | L3 TECHNOLOGIES, INC.DBA INSIGHT TECHNOLOGY DIVISION |
| 143C003 | 27777 | L3 TECHNOLOGIES, INC.DBA INSIGHT TECHNOLOGY DIVISION |
| 143C0003 | 51298 | OPTEX SYSTEMS, INC.DBA APPLIED OPTICS CENTER |
Technical Data | NSN 5855-01-503-6171
| Characteristic | Specifications |
|---|---|
| THREAD LOCATION | INTERNAL |
| THREAD SIZE | 3.1750-18 |
| SCREW THREAD SERIES DESIGNATOR | UNS |
| THREAD CLASS | 2B |
| THREAD PITCH DIAMETERS | +3.1389 TO +3.1459 INCHES |
| DRIVE TYPE | KNURL |
| OUTSIDE DIAMETER | 3.270 INCHES NOMINAL |
| END ITEM IDENTIFICATION | AN/PVS-20; NIGHT VISION SIGHT, CREW SERVED |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | RING, OBJECTIVE FOCUS |