Shijiazhuang Dongli Petroleum Machinery (DLSY) manufactures and exports replacement parts for the DL OTECO 3 Type RR 5000PSI relief safety valve, with 57 distinct items on file. The range covers 3 in FIG.1502 female union subs, bonnet/bearing and upper link/bearing assemblies, lower links, link pins, crank pivot and top crank pins, spiral springs, release button springs and bushings, and spring keepers. We ship under HS code 84139100 to Canada, the United States and international oil & gas markets.
FAQ
Do you stock parts for the DL OTECO 3 Type RR 5000PSI relief valve?
Yes. DLSY stocks 57 distinct items for this valve, including union subs, bonnet and link assemblies, pins, springs and release-button hardware.
What inlet connection is available for this valve?
We list a 3 in FIG.1502 female union sub, which suits hammer-union mud manifolds commonly used on drilling rigs.
Which springs do you supply for the Type RR valve?
Our listings include the spiral spring (part 142406, supplied in pairs), the release button spring (part 142407) and the spring keeper (part 142412).
Do you carry the linkage and crank hardware?
Yes. We stock the bonnet/bearing assembly (142401), upper link/bearing assembly (142404), lower link (142402), link pin (142403), crank pivot pin (142405) and top crank pin (142200).
Can you ship these valve parts to Canada or the United States?
Yes. We export under HS code 84139100 to Canada, the United States and international oil & gas markets.