NSN 6660-01-445-4594
Part Details | METEOROLOGICAL THEODOLITE
6660-01-445-4594 A telescopic instrument used in determination of wind direction and speed by optical tracking of free moving balloons. Two telescopes are generally provided, one for finding the object and the other for tracking. Sighting through the scopes is by means of right angle eyepieces. Vernier scales are used for fine reading of the horizontal and vertical circles. Some instruments are designed with auxiliary devices for plotting the observed positions at the time of observations. Illumination may be provided for observations at night. Excludes TRANSIT and TRANSIT, POCKET.
Alternate Parts: ANPMN1, AN/PMN-1, 209128, 20-9128, 6660-01-445-4594, 01-445-4594, 6660014454594, 014454594
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JUN 03, 1997 | 01-445-4594 | 18487 ( THEODOLITE, METEOROLOGICAL ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6660-01-445-4594
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| AN/PMN-1 | 80058 | JOINT ELECTRONICS TYPE DESIGNATIONSYSTEM |
| 20-9128 | 63848 | WARREN INDUSTRIES, INCORPORATEDDBA WARREN KNIGHT INSTRUMENT CO |
Technical Data | NSN 6660-01-445-4594
| Characteristic | Specifications |
|---|---|
| UNIT TYPE | DIRECTIONAL |
| OVERALL LENGTH | 15.000 INCHES NOMINAL |
| SIGHTING DEVICE TYPE | TELESCOPE |
| ILLUMINATED FEATURE | INCLUDED |
| TRIPOD | INCLUDED |
| GRADUATION UNIT ON HORIZONTAL/VERTICAL CIRCLE | MILS |
| MINIMUM GRADUATION | K1.000$JAACAK1.000 |
| AUTOCOLLIMATION EYEPIECE | NOT INCLUDED |
| DOUBLE CENTER | PROVIDED |
| HORIZONTAL BASE DETACHABLE TRIBRACH | INCLUDED |
| DETACHABLE TRIBRACH QUICK RELEASE MECHANISM | NOT INCLUDED |
| HORIZONTAL BASE AUTOMATIC CENTERING DEVICE | NOT INCLUDED |
| OPTICAL PLUMB | INCLUDED |
| CIRCULAR LEVEL | INCLUDED |
| PLOTTING DEVICE | NOT INCLUDED |