No other part numbers with same form, fit, and function found.
A small, tubular item utilizing an eyepiece, cross hair reticle, and an objective lens, to align the optical axis to the mechanical axis of a telescopic instrument. It does not have the viewing power of a telescope. It may have two like items secured in a common holder for simultaneous checking of a dual optical system.
NSN 6220-01-532-9800
NSN 6650-01-066-0420
NSN 6650-01-435-9377
NSN 5915-00-276-8332
NSN 6220-01-401-5337
NSN 5835-01-541-9991
NSN 5835-01-424-0054
NSN 6320-01-600-5808
NSN 6220-01-226-7706
NSN 5925-00-146-5683
NSN 5999-01-364-0277
NSN 6320-00-149-7570