7/8"-14, 37§ x 3/8"-18, NPTF,

Used in models:TC45A, TC35, TC18, T1520, TC45DA, 1630, 1320, TC40, TC29, 1620, T2320, TC30, T2410, 17LA, TC35D, TC35A, TC40A, TC25, TC55DA, TC48DA, 16LA, TC29D, 1925, T2310, TC25D, TC35DA, TC21, TC33, T2420, 1530, TC40D, TC33D, 1920, T2330, TC40DA, TC21D, 1725, 18LA, 1720, 1715, L785, L784, L781, L783, BW38, H9870, BW28, H9880, 355, 354, 357, 260TL, 250TL, 270TL