Rongsheng Machinery Manufacture Ltd. of Huabei Oilfield, Hebei, which was found in 1976. It has become a comprehensive petroleum machinery manufacturer integrating product research.
It Development and manufacturing, equipment integration and supporting, and engineering services.
It is the world’s leading manufacturer of mud pump parts in production and sales, and A class supplier of CNPC drilling and mud pump parts.

mud pump parts
1 | Nut Т507-2011 F-800/1000 | Т507-2011 |
2 | Retainer nut T507-305.00 F-800/1000 | Т507-2011 |
3 | Valve ДЮА20030-4 | ДЮА20030-4 |
4 | Liner O-ring RS11309.05.019 | RS11309.05.019 |
5 | Liner O-ring RS11309.05.013 | RS11309.05.013 |
6 | Fixation clamp RS11306.05.025 | RS11306.05.025 |
7 | O-ring RS11306.05.008 | RS11306.05.008 |
8 | O-ring RS11306.04.014 | RS11306.04.014 |
9 | Ring RS11305.04.36.1.01 | RS11305.04.36.1.01 |
10 | Air bag RGF1000-21.00.3 | RGF1000-21.00.3 |
11 | Valve Rexroth R434005163 | R434005163 |
12 | Valve Rexroth 2НА-1 R431004994 | R431004994 |
13 | Valve Rexroth H-2-FX P-50494-00004 R431002646 | R431002646 |
14 | Connection NB800G.28.01 | NB800G.28.01 |
15 | Module assy with fasteners NB800G.05.01.00 | NB800G.05.01.00 |
16 | Bolt NB800G.04.14 | NB800G.04.14 |
17 | Bolt NB800G.04.03 | NB800G.04.03 |
18 | Bolt NB800G.02.14 | NB800G.02.14 |
19 | Washer NB800G.02.03 | NB800G.02.03 |
20 | Control unit ALLISON M6610 СEC001G7 | M6610 СEC001G7 |
21 | Bolt M20-6Hx55 GB/T5781-2000 | M20-6Hx55 GB/T5781-2000 |
22 | Bolt M20-6Hx50 GB/T5781-2000 | M20-6Hx50 GB/T5781-2000 |
23 | Screw M16x50 GB/T70.1-2008 | M16x50 GB/T70.1-2008 |
24 | Nut LGF3101-05.18.00G | LGF3101-05.18.00G |
25 | Valve assy LGF3101-05.17.00G | LGF3101-05.17.00G |
26 | Bolt LGF3081-02.18G | LGF3081-02.18G |
27 | Needle valve JZR3-L8 | JZR3-L8 |
28 | Gasket HH11309.16.008.280 | HH11309.16.008.280 |
29 | Buffer gasket GH3161-28.06 | GH3161-28.06 |
30 | Diaphragm assy GH3161-27.03.00 | GH3161-27.03.00 |
31 | O-ring GH3161-05.14 | GH3161-05.14 |
32 | O-ring GH3161-05.12 | GH3161-05.12 |
33 | O-ring GH3161-05.08 | GH3161-05.08 |
34 | Cross pin GH3161-04.13 | GH3161-04.13 |
35 | Piston rod GH3161-04.12 | GH3161-04.12 |
36 | Tension lever GH3161-04.12 | GH3161-04.12 |
37 | Crosshead pin GH3161-04.11 | GH3161-04.11 |
38 | V-belt GB/T1171-2006 | GB/T1171-2006 |
39 | Pneumatic valve EVP 3145-064DA | EVP 3145-064DA |
40 | Valve DCV 200/7-0035 | DCV 200/7-0035 |
41 | Piston D140 mm AH100102050100 | D140 mm AH100102050100 |
42 | Piston D130 mm AH100102050100 | D130 mm AH100102050100 |
43 | Piston D120 mm AH100102050100 | D120 mm AH100102050100 |
44 | Bimetallic liner D120 mm assy with two sealings AH100101051700 Bomco | D120 mm AH100101051700 |
45 | O-ring AH130101-0512B1 Bomco | AH130101-0512B1 Bomco |
46 | O-ring AH1301010512 | AH1301010512 |
47 | O-ring AH1301010510 | AH1301010510 |
48 | O-ring AH1301010508 | AH1301010508 |
49 | Tool AH100101210500 | AH100101210500 |
50 | Gasket set AH100101052400(4) | AH100101052400(4) |
51 | Guide AH100101052200 | AH100101052200 |
52 | O-ring AH100101-0515B1 Bomco | AH100101-0515B1 Bomco |
53 | Gasket AH1001010515 F-800 | AH1001010515 F-800 |
54 | Plate retainer AH1001010512 | AH1001010512 |
55 | Fastening plate AH1001010410 | AH1001010410 |
56 | Gasket AH1001010403 | AH1001010403 |
57 | Bolt AH1001010215 | AH1001010215 |
58 | Fastening plate AH0801010409 | AH0801010409 |
59 | Valve Rexroth 7P-9S P-63985-0002 | 7P-9S P-63985-0002 |
60 | Valve Rexroth 7P-9S K-80 P63085-0002 | 7P-9S K-80 P63085-0002 |
61 | Needle valve 512604900000020801 | 512604900000020801 |
62 | Nut 501-1003 | 501-1003 |
63 | Bolt 420201011120050000 | 420201011120050000 |
64 | Centrifuge pump without electric motor 32PL 3NB-1600F | 32PL 3NB-1600F |
65 | Oil pump without electric motor 2S | 2S |
66 | Liner 5″ 200PZG456 PZ-7 | 200PZG456 |
67 | O-ring 190х3.55G GB/T3452.1-1992 | 190х3.55G GB/T3452.1-1992 |
68 | O-ring 160х7G GB/T3452.1-1992 | 160х7G GB/T3452.1-1992 |
69 | O-ring 160х3.55-G-S GB/T3452.1-2005 | 160х3.55-G-S GB/T3452.1-2005 |
70 | Body with insert 1318061 Weatherford | 1318061 |
71 | Sealing 1317766 Weatherford | 1317766 |
72 | O-ring 125х7G GB/T3452.1-1992 | 125х7G GB/T3452.1-1992 |
73 | Seat Puller Kit 1241141 Weatherford | 1241141 |
74 | Liner sealing 1134311 Weatherford | 1134311 |
75 | Cover sealing 1134293 Weatherford | 1134293 |
76 | Crosshead assy 1134258 Weatherford | 1134258 |
77 | Gasket 107.35.110.09 Lanshou LS | 107.35.110.09 |
78 | Seal 107.29.110.18 Lanshou LS | 107.29.110.18 |
79 | Gasket 107.29.110.17 Lanshou LS | 107.29.110.17 |
80 | Sealing 0766945 Weatherford | 0766945 |
81 | Solenoid 01 Ex01 049A 2424 SCHIENLE | 01 Ex01 049A 2424 SCHIENLE |
82 | O-ring RS11309.05.026 | RS11309.05.026 |
83 | O-ring RS11309.05.011 | RS11309.05.011 |
84 | O-ring RS11309.05.008 | RS11309.05.008 |
85 | O-ring HH11309.05.013.150 Haihua | HH11309.05.013.150 Haihua |
86 | O-ring HH11309.05.011.131 Haihua | HH11309.05.011.131 Haihua |
87 | O-ring HH11309.05.008.145 Haihua | HH11309.05.008.145 Haihua |
88 | O-ring HH11309.04.007.109 Haihua | HH11309.04.007.109 Haihua |
89 | O-ring HH11309.04.006.108 Haihua | HH11309.04.006.108 Haihua |
90 | O-ring 95х5.3G GB/T3452.1-1992 | 95х5.3G GB/T3452.1-1992 |