With black face, white markings
A tachometer which functions by measuring the rate (dwell) of the opening and closing of the contact points. Suitable for use with magneto or battery ignition systems. Powered by self-contained batteries. Excludes tachometer, electronic; tachometer, stroboscopic and tachometer, vibrating reed.
NSN 5950-01-384-0378
NSN 5930-01-316-6715
NSN 5925-01-474-6358
NSN 5935-01-650-8119
NSN 5990-01-485-0260
NSN 5930-00-412-3990
NSN 5930-01-546-9482
NSN 5998-00-536-4873
NSN 5985-01-567-5878
NSN 6135-00-416-2898
NSN 5835-01-282-6089
NSN 6650-00-342-6447