End face mechanical seal (ceramic graphite) 108-18 on 18 mm shaft of NPO 2CPm60 pump rotor, Cph 160A, SPRUT HPF 550, Aqua HCPF-80
Total height with ring 37mm
Stationary ring diameter 33.5 mm
Fits models
Sprut/NPO series (A10): HPF450; HPF550; NF130B; NF130C; DTM20; DTM30