No other part numbers with same form, fit, and function found.
A tachometer designed to operate by harmonic action of a reed(s).
NSN 5935-01-088-8319
NSN 6150-01-283-0425
NSN 5835-00-406-6382
NSN 5915-00-484-8585
NSN 5945-01-142-8050
NSN 2925-01-315-0816
NSN 5835-01-205-6614
NSN 6645-01-475-8283
NSN 5935-01-152-2677
NSN 6105-00-952-5031
NSN 5975-00-636-4910
NSN 4140-01-373-7044