NSN 6675-00-449-3258
Part Details | SURVEYING THEODOLITE
6675-00-449-3258 A precision telescopic instrument used in topographic and geodetic surveying or precise alignment operations. Generally, the optical systems for reading the horizontal and vertical circles are fully inclosed. The reading of the circles is made through optical micrometers. Some optical systems are so designed that readings of diametrically opposite points of the circles are mechanically averaged. The instruments are leveled by three leveling screws. Internal illumination may be provided for reading the circles and viewing the reticle crosslines. Excludes TRANSIT and TRANSIT, POCKET.
Alternate Parts: DKM3X, 6675-00-449-3258, 00-449-3258, 6675004493258, 004493258
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | MAY 13, 1970 | 00-449-3258 | 18488 ( THEODOLITE, SURVEYING ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6675-00-449-3258
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| DKM3X | 01122 | KERN INSTRUMENTS INC |
Technical Data | NSN 6675-00-449-3258
| Characteristic | Specifications |
|---|---|
| UNIT TYPE | DIRECTIONAL |
| SIGHTING DEVICE TYPE | TELESCOPE |
| DIAMETER MAGNIFYING POWER | 45.0 NOMINAL |
| STRIDING LEVEL | INCLUDED |
| ILLUMINATED FEATURE | INCLUDED |
| TRIPOD | INCLUDED |
| LEG TYPE | NW ANY ACCEPTABLE |
| GRADUATION UNIT ON HORIZONTAL/VERTICAL CIRCLE | DEGREES |
| MINIMUM GRADUATION | 1.0 SECONDS MICROMETER DRUM |
| AUTOCOLLIMATION EYEPIECE | NOT INCLUDED |
| DOUBLE CENTER | PROVIDED |
| HORIZONTAL BASE DETACHABLE TRIBRACH | NOT INCLUDED |
| HORIZONTAL BASE AUTOMATIC CENTERING DEVICE | INCLUDED |
| OPTICAL PLUMB | INCLUDED |
| CIRCULAR LEVEL | NOT INCLUDED |
| PLOTTING DEVICE | NOT INCLUDED |
| ACCESSORY COMPONENTS AND QUANTITY | FIXTURE,LIGHTING NO. 443C 1; SET,ELECTRIC LIGHTING NO. 444 1 |
| CONTAINER MATERIAL AND TYPE | METAL CARRYING CASE |
| SPECIAL FEATURES | INTERNALLY WIRED INTEGRAL AUTOCOLLIMATION |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | PAC BCTH SPECIAL SELECT NO. 421BK GRADUATED FROM 1.2 SEC TO 1.6 SEC PER 2 MM SENSITIVITY |