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National Stock Number:
6675-00-819-2028
Federal Supply Class:
6675
National Item Identification Number:
008192028
Description:
TRANSIT
Detail:
AN INSTRUMENT HAVING TWO COAXIAL CENTERS, ONE INSIDE THE OTHER. A TELESCOPE IS ATTACHED TO THE INNER CENTER AND MOUNTED IN SUCH A MANNER THAT IT MAY BE ROTATED IN VERTICAL OR HORIZONTAL ARCS. THE OUTER CENTER CARRIES THE HORIZONTAL SCALE. THE TELESCOPE AND HORIZONTAL CIRCULAR SCALE MAY ROTATE ABOUT THE SAME AXIS, INDEPENDENT OF EACH OTHER, OR INTEGRALLY, AS A SINGLE UNIT. THE SCALES ARE READ VISUALLY BY MEANS OF VERNIERS. THE INSTRUMENT IS USUALLY LEVELED BY MEANS OF FOUR LEVELING SCREWS. IT IS USED FOR MEASURING HORIZONTAL, OR HORIZONTAL AND VERTICAL ANGLES. EXCLUDES TRANSIT, POCKET.
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Manufacturer Information:
| P5137 | 74067 | KEUFFEL AND ESSER CO |
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Techincal Specification:
| ACCESSORY COMPONENTS AND QUANTITY | CAP,TELESCOPE 1; CENTER KEY 1; COVER,WATERPROOF 1; MAGNIFIER 1; PIN,ADJUSTING 2; PLUMB BOB 1; SUNSHADE 1 | | AUXILIARY TELESCOPE | NOT INCLUDED | | CARRYING CASE | PROVIDED | | COMPASS | INCLUDED | | DIAMETER MAGNIFYING POWER | 19.0 NOMINAL | | FOCUSING TYPE | INTERNAL | | HORIZONTAL CIRCLE MINIMUM GRADUATION UNIT | 30.0 MINUTES | | HORIZONTAL CIRCLE DIAMETER | 5.000 INCHES NOMINAL | | HORIZONTAL CIRCLE VERNIER QUANTITY | 2 | | HORIZONTAL CIRCLE VERNIER GRADUATION UNIT | 1.0 MINUTES | | ILLUMINATED FEATURE | NOT INCLUDED | | SIGHTING DEVICE TYPE | TELESCOPE | | TELESCOPE TYPE | ERECTING | | TELESCOPE LENGTH | 9.000 INCHES NOMINAL | | TELESCOPE LEVEL VIAL | INCLUDED | | TRIPOD | NOT INCLUDED | | VERTICAL CIRCLE MINIMUM GRADUATION UNIT | 30.0 MINUTES | | VERTICAL CIRCLE | INCLUDED | | VERTICAL CIRCLE MINIMUM VERNIER GRADUATION UNIT | 1.0 MINUTES | | VERTICAL CIRCLE STADIA ARC GRADUATION | NOT INCLUDED |
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