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 4140-00-361-4691
NSN 6150-01-423-4796
NSN 6220-01-549-2220
NSN 6610-01-589-5146
NSN 5925-01-394-9510
NSN 6110-01-555-1519
NSN 5935-01-408-8409
NSN 5895-00-132-4207
NSN 6645-01-491-1815
NSN 5935-00-828-4210
NSN 5915-00-796-2847
NSN 5930-01-213-9161