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GFC 165A Azimuth Circle of Magnetic Compass, compass azimuth circle, it is suitable for CGT-165 navigation Projection magnetic compass.
GFC serial azimuth circles of magnetic compass :
1. accurate
2. High quality non-magnetic material.
3. rotate easily on the compass
GFC serial azimuth circles of magnetic compass are used for all specification of marine class A magnetic compass. GFC serial azimuth circles are designed and manufactured in accordance with shipbuilding industry standard GB/T 335-2005 <Marine Compass Azimuth Circle >.
Marine Compass Azimuth Circle .
Main technical data:
Temperature range:-30°C~+60°C
Deviation between the sight mark line on the prism box and the graduation zero line ≤0.06mm
Deviation between the central line of the sight seam and the sight mark line ≤0.5mm
Deviation between the c sight seam and the sight line <12°(the left and right)
<1°(in front and behind)
should’t produce a sidewise motion leading and reading error of more than 2°
Specification
| Type | Inside diameter |
Outside diameter |
Net weight |
GFC-165 |
Φ226mm |
Φ239mm |
1.5kg |
GFC-190 |
Φ247mm |
Φ260mm |
1.7kg |
GFC-165A |
Φ247mm |
Φ260mm |
1.7kg |
