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GFC serial azimuth circles of magnetic compass
Main technical data:
Temperature range:-30℃~+60℃
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)
Material:High quality non-magnetic material.
Azimuth circle can rotate easily on the compass and should’t produce a sidewise motion leading and reading error of more than 2°
| Type | Internal diameter | Outer diameter | Weight(kg) |
| GFC-165 | Φ226 | Φ239 | 1.6 |
| GFC-160 | Φ247 | Φ260 | 1.7 |
| GFC-130/2 | Φ165 | Φ171 | 0.7 |
| GFC-165A | Φ247 | Φ260 | 1.6 |
| GFC-190A | Φ247 | Φ260 | 1.7 |
| GFC-190B | Φ247 | Φ260 | 1.7 |
| GFC-190C | Φ247 | Φ260 | 1.7 |
| GFC-190D | Φ247 | Φ260 | 1.7 |
| ASZ-190 | Φ247 | Φ266 | 1.7 |
The description/sizes may be different with goods, please check with us when order.
GFC serial azimuth circles of magnetic compass:
GFC serial azimuth circles of magnetic compass are used for variouds kinds of
marine class A magnetic compass.They can be filted to the standard magnetic compass and used for observing objects and azimuth of the celestial body by eye and determining the ship’s position to conduce to safe sailing. GFC serial azimuth circles are designed and
manufactured in accordance with shipbuilding industry standard
GB/T 335-2005 Marine Compass Azimuth Circle .
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