TDS PDF

Liquid Ring Vacuum Pumps and Compressors for Petroleum, Chemical, and Gas Industry Services. Russian translation of API St 681-1996. Full document in PDF. Additional info + preview on request

Document status: Active

Liquid Ring Vacuum Pumps and Compressors for Petroleum, Chemical, and Gas Industry Services. Original standard API St 681-1996 (2010) in PDF full version. Additional info + preview on request

Document status: Replaced by St API St 681-2021

STD 682- Pumps—Shaft Sealing Systems for Centrifugal and Rotary Pumps. Original standard API St 682-2014 in PDF full version. Additional info + preview on request

Document status: Replaced by St API St 682-2014 (2022)

Sealless Centrifugal Pumps for Petroleum, Petrochemical, and Gas Industry Process Service. Original standard API St 685-2011 in PDF full version. Additional info + preview on request

Document status: Replaced by St API St 685-2022

Pulsation and Vibration Control for Positive Displacement Machinery Systems for Petroleum, Chemical, and Natural Gas Industry Services. Original standard API St 688-2023 in PDF full version. Additional info + preview on request

Document status: Replaced by

Compressor Dry Gas Seals. Original standard API St 692-2018 in PDF full version. Additional info + preview on request

Document status: Replaced by St API St 692-2018 (2025)