Tool details

Warren-Knight Surveyor compass

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P/N: 40-1360

Country: ESTONIA

Manufactured by OEM: No

Quantity: 1


Warren-Knight Surveyor Compass

The Warren-Knight Surveyor Compass, part number 40-1360, is a precision instrument designed for accurate azimuth (horizontal angle) measurements. Key features include a direct-reading compass card, built-in damping system, and a ruggedized construction suitable for field operations.

Part Number 40-1360 is a COMPASS, INSTRUMENT SIGHTING 0-36 manufactured or catalogued by Bombardier Learjet. In some cases a proprietary airframe or engine manufacturer's part number may be assigned to identify the same part which was actually manufactured by a different component OEM.


  • Part Number: 40-1360
  • Compass Type: Direct Reading
  • Accuracy: ±0.5 degrees
  • Body Material: Anodized Aluminum
  • Card Diameter: 3.25 inches
  • Damping System: Fluid-based
  • Mounting Thread: 5/8 x 11 threads per inch
  • Operating Temperature Range: -30°C to +50°C
  • Weight: 1.5 lbs


The Warren-Knight Surveyor Compass, part number 40-1360, stands out for its precise azimuth measurement capabilities within ±0.5 degrees of accuracy. The direct-reading card is 3.25 inches in diameter and specifically designed for ease of use and reliability, even in adverse field conditions. Constructed with an anodized aluminum body, it ensures durability and resistance to corrosion. Its fluid-damped card settles quickly and reduces oscillation, allowing for rapid and precise readings.

The compass accommodates standard 5/8 x 11 surveying threads, making it versatile for attachment to a range of equipment. The operational temperature range boasts resilience in environments from -30°C up to +50°C, assuring consistent performance in diverse climates. Weighing only 1.5 pounds, it is lightweight and portable for surveyors on the move. The Warren-Knight Surveyor Compass is an essential tool for professionals in land surveying, construction, and other disciplines requiring meticulous direction and angle measurement.