Used to measure trim tab adjustments on h-60 and s-70 helicopters
NSN 6130-01-199-5638
NSN 6320-01-461-1390
NSN 6150-01-622-7041
NSN 5905-01-449-0369
NSN 5985-01-202-1251
NSN 6320-01-021-6633
NSN 5996-00-890-2873
NSN 6645-01-125-6811
NSN 5905-00-421-3432
NSN 6145-01-324-5774
NSN 5905-00-891-7962
NSN 5910-01-580-7112