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National Stock Number:
6675-00-664-4655
Federal Supply Class:
6675
National Item Identification Number:
006644655
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:
| MILT20196TYPE2 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| ACCESSORY COMPONENTS AND QUANTITY | BRUSH LENS CLEANER 1,CAP OBJECTIVE LENS 1,COVER WATERPROOF 1,EYEPIECE PRISMATIC W/FILTER FOR SOLAR OBSERVATION 1,GREASE LUBRICATING INSTRUMENT 1/4 OZ TUBE 1,LAMPS REPLACEMENT 3,LEVEL VIALS RADIOACTIVE LUMINOUS COMPOUND TREATED 2,MAGNIFIER HAND 30 MM LENS DIA 3-1/2 DIA LENS MAGNIFICATION 1,PINS ADJUSTING 2,PLUMB BOB BRASS 10 OZ W/CORD AND ADJUSTOR 1,SCREWDRIVER 1,SUNSHADE 1,WRENCHES - AS REQUIRED FOR FIELD STRIPPING | | AUXILIARY TELESCOPE | NOT INCLUDED | | CARRYING CASE | PROVIDED | | COMPASS | INCLUDED | | DIAMETER MAGNIFYING POWER | 21.6 MINIMUM AND 26.4 MAXIMUM | | FOCUSING TYPE | INTERNAL | | HORIZONTAL CIRCLE DIAMETER | 6.000 INCHES MINIMUM AND 6.500 INCHES MAXIMUM | | HORIZONTAL CIRCLE VERNIER GRADUATION UNIT | 20.0 SECONDS | | HORIZONTAL CIRCLE VERNIER QUANTITY | 2 | | HORIZONTAL CIRCLE MINIMUM GRADUATION UNIT | 15.0 MINUTES | | ILLUMINATED FEATURE | INCLUDED | | LEG TYPE | FIXED | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE | | SIGHTING DEVICE TYPE | TELESCOPE | | TELESCOPE LENGTH | 12.500 INCHES NOMINAL | | TELESCOPE LEVEL VIAL | INCLUDED | | TELESCOPE TYPE | ERECTING | | TRIPOD | INCLUDED | | VERTICAL CIRCLE MINIMUM GRADUATION UNIT | 30.0 MINUTES | | VERTICAL CIRCLE MINIMUM VERNIER GRADUATION UNIT | 1.0 MINUTES | | VERTICAL CIRCLE STADIA ARC GRADUATION | INCLUDED OR NOT INCLUDED | | VERTICAL CIRCLE | INCLUDED |
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