Shijiazhuang Dongli Petroleum Machinery (DLSY) manufactures and exports replacement parts for the NOV Type-B 2 in relief safety valve, with 55 distinct items on file. The range covers calibration plates for different set-pressure ranges, plain sleeve bearings for the bonnet sub-assembly, upper link, bonnet cover and crank assembly, plus socket head cap screws, spirol pins and U-drive screws. We ship under HS code 84139100 to Canada, the United States and international oil & gas markets.
FAQ
Do you stock parts for the NOV Type-B 2 in relief valve?
Yes. DLSY stocks 55 distinct items for this valve, including calibration plates, sleeve bearings, cap screws, spirol pins and U-drive screws.
Which calibration plates are available for the Type-B valve?
We list two calibration plates, parts 111342 and 111343, covering different set-pressure ranges. Tell us your required relief setting and we will confirm the right plate.
Which sleeve bearings do you supply for this valve?
We stock plain sleeve bearings for the bonnet sub-assembly (13229-08), upper link (13229-10), bonnet cover (13229-12) and crank assembly (13229-13).
Do you carry the small fasteners for the Type-B valve?
Yes. Our listings include socket head cap screws (204044-10-14), U-drive screws (111656) and spirol pins in several diameters and lengths (20712-02, 20712-03, 20712-04, 20712-13).
Can you ship NOV Type-B parts to Canada or the United States?
Yes. We export under HS code 84139100 to Canada, the United States and international oil & gas markets.