Shijiazhuang Dongli Petroleum Machinery (DLSY) supplies replacement parts for the 3PN700 pump, with 30 distinct items on file. The fluid-end range covers liners in 5-1/2 in, 6 in, 6-1/2 in, 7 in and 7-1/2 in bores, pistons in 6 in and 6-1/2 in and a 6-1/2 in piston assembly, plus piston rods, extension rods, connecting rods and cross heads. A magnetic-element oil filter (G 1 in) rounds out the service range; performance ratings are available on request.
FAQ
Which liner sizes does DLSY stock for the 3PN700?
We stock 3PN700 liners in five bore sizes: 5-1/2 in, 6 in, 6-1/2 in, 7 in and 7-1/2 in.
Which pistons are available for the 3PN700?
We stock 6 in and 6-1/2 in pistons, including the 6 in SA-4 TIP L-7 PT piston and the 6-1/2 in piston assembly.
Can I order a complete 3PN700 rebuild set from one source?
Yes. Our 30 stocked items cover the fluid-end wear set (liners, pistons, piston assembly) and the running gear (piston rods, extension rods, connecting rods and cross heads), so a rebuild can ship together.
What are the pressure and flow ratings of the 3PN700?
We do not publish factory performance figures for this model. Ratings are available on request from our sales team.
Do you export 3PN700 parts internationally?
Yes. DLSY exports under HS code 84139100 to Canada, the United States and other international oil and gas markets.