CATALOGUE LIBERVIT BLUEline nuclear industry 2020

- 74 - BSPT threading connection Conical threading ISO 7/1 (others descriptions, BSPT, Kr) Male : ie. Rp 1/4” (parallel) ie. Rc 1/4” (conical) Female : ie. Rp 1/4” (parallel) ie. Rc 1/4” (conical) ø (mm) L (mm) R 1/8” 10.2 7.4 R 1/4” 13.6 11.0 R 3/8” 17.2 11.0 R 1/2” 21.7 15.0 R 3/4” 27.1 16.3 Male threading ø (mm) L (mm) Rc 1/8” 8.3 7.4 Rc 1/4” 11.0 11.0 Rc 3/8” 14.5 11.4 Rc 1/2” 18.0 15.0 Rc 3/4” 23.5 16.3 Female threading THREADING CONNECTIONS NORMS