Shijiazhuang Dongli Petroleum Machinery (DLSY) stocks five replacement items for the THB550 pump: valve assembly 2A109538PP, valve seat assembly 2A109542, assembly 2A140344, insert 2P110357 and seal P103293. These components cover the main service points of the fluid end. Cross-references and dimensional data are available on request.
FAQ
Which THB550 parts are available at DLSY?
We stock valve assembly 2A109538PP, valve seat assembly 2A109542, assembly 2A140344, insert 2P110357 and seal P103293 for the THB550.
Do you supply THB550 seals and inserts separately?
Yes. Insert 2P110357 and seal P103293 are available as individual items, so you can order only what your overhaul requires.
Can you verify THB550 compatibility from a part number?
Yes. Provide the part number or photos of the component and we will confirm the match against our THB550 records before shipping.
Do you ship THB550 parts internationally?
Yes. We export under HS code 84139100, with regular deliveries to the USA, Canada and other oil and gas markets.