Jining Donghong Machinery Co., Ltd
Quality supplier of drilling rig parts for Bomco,Lanzhou LS, Honghua, Sj petro, Rg Petro, Beijing BPM, Shenkai, Kingdream, CCDC

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Regulator Valve JYSQ

Present point：	0
Point offset：	0.0

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Model:

JYS21-25 JYS21-40

JYSQ21-25

MRJYSQ

MRJYSQ21-25 MRJYSQ21-40

Item	Description	Part No.
1	Hand Wheel	SDTYF-00-01
2	Locking Handle	SDTYF-00-02
3	Oil Outlet Flange	SDTYF-00-10
4	Spring Sleeve	SDTYF-01-00
5	Inner Spring	SDTYF-00-03
6	Outer Spring	SDTYF-00-05
7	Guide Ring	SDTYF-00-06
8	Upper Plug	SDTYF-00-07
9	Blind Flange for oil relieving port	SDTYF-00-09
10	Seat for oil relieving slide bush	SDTYF-00-11
11	O ring 32*3.1	GB1235-76
12	Oil in-take plunger	SDTYF-00-13
13	Oil inlet port spring	SDTYF-00-15
14	Oil in-take slide bush	SDTYF-00-16
15	Valve Plate	SDTYF-00-17
16	Valve Body	SDTYF-00-18
17	Lower Plug	SDTYF-00-19
18	Screw Rod	SDTYF-00-20
19	Spring Cover	SDTYF-00-21
20	Thrust Ball Bearing 8202	GB301-64
21	Pressing seat for spring	SDTYF-00-23
22	O ring 50*3.1	GB1235-76
23	Corrugated spring(corrugated washer)	SDTYF-00-24
24	O ring 54*3.5	GB1235-76
25	Oil relieving plunger	SDTYF-00-25
26	Flange of oil relieving port	SDTYF-00-26
27	Flange of oil in-take port	SDTYF-00-27

Product&Reapir: Crown block(TC225 TC250 TC315 TC450 TC585), Travelling block(YC225 YC250 YC315 YC350 YC450 YC450S YC585), Hook(DG225 DG250 DG315 DG350 DG450 DG585 DG675), Rotary table(ZP175 ZP205 ZP275 ZP375 ZP975AS ZP495), Swivel(SL225 SL250 SL450 SL585), Drawworks(JC20 JC30 JC40 JC50 JC70B JC90DB), Mud pump (F-500 F-800 F-1000 F-1300 F-1600 F-1600HL F-2200 F-2200HL 3NB500C,3NB1000C 3NB1300C 3NB1600 SL3NB-1000 SL3NB-1300A SL3NB-1600A),BOP(FH,FZ,Cameron,Shaffer), Control System for Surface Mounted BOP Stacks(FKQ,FKDQ), Disc brake (PS,PSZ, DBS), Bladder accumulator (NXQ), Drilling rig(ZJ40/2250DZ ZJ50/3150DZ ZJ70/4500DZ ZJ90/6750DZ), Workover rig (XJ40,XJ60, XJ80,XJ100,XJ12,ZJ15,ZJ20,ZJ3,XJ350, XJ450, XJ550,XJ650,XJ750), BPM Top drive((DQ120BSC, DQ90BSD, DQ90BSC, DQ80BSC, DQ70BSD, DQ70BSE, DQ70BSC, DQ50BC, DQ40BC, DQ40BSG, DQ40BCQ, DQ40YR, DQ30Y) Make: Bomco, Lanzhou LS,LSPE, SJ Petro, RG Petro, Sichuan Honghua, CPTDC, Beijing BPM, Shanghai Shenkai, Kingdream, CCDC, SJS Serva, DFXK, LS-NOV, Beijing PSK, Gold basin, Renqiu Boke,Guangdong Dongsu.(Guangshi), XBSY., Tiehu, Rongsheng (HBRS), TSC. Replacements:Mission magnum/Halco centrifugal pump, Cameron FC gate valve,Cameron R check valve, Demco mud valveE( 3K&5K ), Demco butterfly valve,BJ varco handling tools (SDXL, SDML, SDS,DCS,SSC,SSD,YT, HYC, LYT, MP, MYT, MG, RGG, HGG, MGG, TA, SJ), MI SWACO / Mongoose / Derrick / /Brandt / King cobra shale shaker screen (FLC2000,FLC503,Derrick 626), M/D & OTECO Gauge(Type F,Type D,Model 6,Model 7,Model 8), Twin disc,WPT, Eaton clutch & friction disc, National (10-P-130,12-P-160 ,14-P-220 ,8-P-80 ,9-P-100), Gardner denver (PZ-7,PZ-8,PZ-9,PZ-10,PZ-11), EMSCO FB1600. International Brand: Moog, CCS, ATOS, Rexroth, Eaton, Flowrox, Italvibras, Martin, Norgren, Parker, Siemens, Vickers, 3M. Standard:API Spec 4F, API Spec 6A,API Spec 6D,API Spec 600, API Spec 7K, API Spec 8A, API Spec 8C,API Spec 16A, API Spec 16C, API Spec 16D

Jining Donghong Machinery Co., LtdQuality supplier of drilling rig parts for Bomco,Lanzhou LS, Honghua, Sj petro, Rg Petro, Beijing BPM, Shenkai, Kingdream, CCDC

Jining Donghong Machinery Co., Ltd
Quality supplier of drilling rig parts for Bomco,Lanzhou LS, Honghua, Sj petro, Rg Petro, Beijing BPM, Shenkai, Kingdream, CCDC