A precision measuring instrument used to accurately measure the wall thickness of tubing and pipe. It consists of a u-frame with micrometer. The fixed anvil is either semispherical or cylindrical in shape.
NSN 6645-01-223-2402
NSN 5920-00-925-2639
NSN 6130-00-109-0449
NSN 6620-00-999-2425
NSN 5925-01-207-8542
NSN 5945-01-046-2806
NSN 6650-01-032-1786
NSN 5835-01-436-6549
NSN 5998-00-513-5680
NSN 6150-00-160-4432
NSN 5960-01-027-1835
NSN 5915-01-550-0534