A device designed for testing the compression of engine cylinders.
NSN 5925-01-298-3422
NSN 5985-01-442-3201
NSN 5905-01-420-1751
NSN 6110-00-525-3418
NSN 5945-00-110-1903
NSN 5905-01-446-5453
NSN 6620-00-270-3275
NSN 6240-01-353-5029
NSN 6130-01-313-1160
NSN 2925-01-577-0004
NSN 6620-00-789-1638
NSN 5835-00-998-5757