Surveymaster sum 360LA , dual instrument including direct sighting compass .
Dual instrument including direct sighting compass and direct sighting clinometer. Sapphire jewel bearing inside a liquid dampened vial. Aluminum inclinometer card with precise scales for increased accuracy. Aluminum body. Sine scales (0-45 degrees). Tangent scales (0-45 degrees). Inch and mm scales (0-5.25 in, 0-125 mm).
A navigational instrument designed to aid in obtaining through observation of celestial bodies or fixed object, the true heading of an aircraft, true bearing and/or relative bearing to a distant object.
Spool Drive
Spool Drive
Spool Drive
Spool Drive
Glass Bezel
NSN 1285-00-309-3188
NSN 5815-00-936-5857
NSN 5815-00-342-9577
NSN 5821-01-554-5357
NSN 7050-00-888-8171
NSN 5820-00-556-9571
NSN 5836-00-309-6718
NSN 5826-00-019-1780
NSN 7021-01-514-6543
NSN 5815-01-204-9870
NSN 5836-00-495-6273
NSN 6940-01-338-5327
Last modified 05/03/2024