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  • SILVA Expedition 54B Military Compass

SILVA Expedition 54B 6400-6400/360 Military Compass MS

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Product Description

The Silva Expedition 54B 6400-6400/360 Military Compass is the top of the range in hand-held military compasses.

The Expedition 54 is a unique compass featuring both an optical precision sighting system and a SILVA 1-2-3 SYSTEM compass in the same unit, giving unbeatable precision and versatility in the field. Bearings can be taken with accuracy to within half a degree - 6400 mils on the graduation ring and 6400 mils and 360 degrees on the sighting scale.

The Expedition 54B compass differs from the Expedition 54 in featuring Beta illumination which lasts for 7.5 years and is not light activated, whereas the Expedition 54 has a light activated luminous compound which illuminates up to 4 hours.


  • MS - optimised for magnetic south zone (Australia & New Zealand)
  • Special "Beta Illumination" illuminates for 7.5 years after activated


  • Available graduations: 6400/360
  • Resolution degrees / mils: Outer ring: 2 / 50
  • Precision sighting scale: 1 / 20
  • Measuring scales on base plate: 1:25k, 1:50k, 1:40k, mm, inch
  • UTM position plotting scales (Romer scales); 1:25k, 1:50k, 1:40k
  • Settling time from 90 degree angle within +/- 3 deg: 4 sec
  • Settling time from 90 degree angle to complete rest: 6 sec
  • Accuracy: +/- 0,5 degree (8,9 mils)
  • Waterproof: IP68 - (10 m)
  • Altitude use: [email protected] C I
  • Impact resistance: 30g in XYZ directions and free fall from 1.5 m height into gravel
  • Temperature operating range: -40 to +60 C
  • Material: Acrylic
  • Size (mm): 126x60x16
  • Weight: 39 grams

All compasses we stock are MS (southern hemisphere) models balanced for use in Australia and New Zealand.

Warranty Information

5 year warranty against defects in materials or manufacture.

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