API 6A Type 6B 5000 PSI Blind Flanges | Tesco Steel
api 5000api 5000?ab sciex api 5000?API 5K API 5K means an API-defined BOP confuration with a rated working pressure of 5,000 psi and as described in API RP 53, adopted by reference at 20 AAC 25.527(c). Source: Alaska