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Silva Expedition 55-6400/360 MS Mils ADF Compass

$250.00 Inc.GST

SKU: 7318860197666 Categories: , ,

Out of stock

The Silva 55-6400/360 MS Mils Compass replaces the NSN’d Silva 54/6400B Compass. It is more distinct, easier to read.

This compass is probably the most resourceful compass in the world for artillery; target acquisition and command posts.

The 55 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.

The compass has a luminous graduation ring and markings for compass reading in the dark. Once activated by daylight/ flashlight it will give light up to 4 hours of light. 6400 mils on the graduation ring and 6400 mils + 360 degrees on the sighting scale.

Includes a Slope card calculate avalanche risk, determine how challenging your journey will be. Scale Lanyard includes 2 scales (1:25, 1:50), soft and bendable, easy to place directly on to your route on the map.

This is a Magnetic South – Southern Hemisphere compass.


  • Type of compass:SILVA 1-2-3 System, base-plate compass
  • Lensatic precision sighting system
  • Liquid filled capsule
  • Sapphire jewel bearing
  • High quality steel needle
  • Hardened steel pivot
  • Magnifying lens:Yes
  • Luminous markings:Yes
  • Luminous graduation ring:Yes
  • Illumination / active time after activation in light: 4 hours
  • Silicon friction feet: Yes
  • Patented red/black N/S lines in capsule
  • GPS scales
  • Scale lanyard (1:25, 1:50)
  • Slope card


  • Graduation Outer ring: 6400
  • Sighting scale: 6400/360
  • Resolution degrees / mils Outer ring: – / 50
  • Precision sighting scale: 1 / 20
  • Measuring scalesBase plate: 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)
  • Water resistance: Waterproof
  • Altitude use:5000m@-15 C
  • Impact resistance:30g in X Y Z directions and free fall from 1.5 m height into gravel
  • Temperature operating range: -30 to +60 C
  • Material: Acrylic
  • Size (mm) 126x60x16
  • Weight:  39 grams


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