Supply 3NB500C mud pump parts-Pinion shaft & crosshead assy

We supply parts for Lanzhou LS mud pump 3NB500C 

Oil seal	D7-1-67 ；190x230x15
Bearing	CG32836HU1 180*280*82.6
Bearing cage	107.15.10.04
Gasket	107.15.10.10
Screw	GB32.1-88 (M12x25)
Wire	Ø1.2 L=600
Oil box	107.15.11.00
Shaft	107.15.10.06
Righ Hand gear	107.15.10.07
key	107.15.10.08
Left-hand gear	107.15.10.09
Gasket	107.15.10.05
Gasket	107.15.10.03
Seal	D4-4-66 (290x5.7)
Bolt	GB5783-86 (M16x55)
Washer	GB93-87 (16)
Key	107.15.10.01 (44.45x38.1x290)
Shim for pin retainer	107.15.20.21
Shim for pin retainer	107.15.20.22
Shim for pin retainer	107.15.20.23
Shim for pin retainer	107.15.20.24
Crosshead pin	107.06.20.34
Crosshead right	107.15.20.31-1
Crosshead center & R.H
Outer retainer	107.06.20.32
Inside retainer	107.06.20.28

Jining Donghong Machinery Co., Ltd
Product,:Crown block(YC), Travelling block(YG), Hook(DG), Rotary table(ZP/P), Swivel(SL), Drawworks(JC), Mud pump(F/3NB), drilling rig(ZJ), workover rig(XJ) 
Brand: Bomco, Lanzhou LS, SJ Petro, RG Petro, Sichuan Honghua, CPTDC, Beijing BPMF, Shanghai Shenkai,Kingdream,CCDC,SJS Serva,DFXK
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

Skype: spareparts1960
Service hotline: 0086-189 5407 9939
WeChat/Whatsapp:189 5407 9939
Email: dh@dhparts.com
spareparts1960@foxmail.com
Website: www.dhparts.com  

LS-NOW 3NB1300C/1000C Triplex Pump Parts

Our webiste: www.dhparts.com
Our Email:spareparts1960@foxmail.com


LS National/LS-NOW/LSNOI/LANZHOU LS National Oilwell 3NB Series Triplex Mud Pump

Introduction

Lanzhou LS National Oilwell 3NB Series Triplex Mud Pump and Spare parts include pistons,pistons rod,valves and valve inserts/valve rubbers,liners,extension rod,cylinder flange,clamp,guide plate,air bag

Model	3NB500C	3NB1000C	3NB1300C	3NB1600
Power                                     kw(ps)	368(500)	735(1000)	956(1300)	1176(1600)
Stoke per minutes                       pm	95	110	120	120
Stoke                                           mm	254	305	305	305
Gear ratio	3.82	3.833	3.81	3.81
Speed of driving shaft        r/min	4220	423	457	457
Max.working pressure           Mpa	30	35	35	35
Max.dia of liner                         mm	160	170	180	190
Dia. Of suction pipe                   mm	254	305	305	305
Dia. Of discharge pipe               mm	100	100	100	100
Overall dimension (L*W*H)      mm	4220*2640*2430	5170*2809*2530	5010*1942*1918	4450*2850*2077
Weight                                      kg	15940	21450	23000	29700

Design Features

The power end:the housing is welded steel-plate construction.it is stress-relleved after welding.the drive gears are involute type gears which have smooth operation,high efficiency and long life.the crankshaft is a hollow one-piece steel casting. the power end is splash-lubricated.

The fluid end:the suction and the discharge flanges conform to ASA and API specifications.

The piston rod is connected with an intermediate rod by means of clamps to realize quick assembly & disassembly.

The valve seat bores have a bottom shoulders.the pistons and liners are lubricated and cooled by an independently spraying pump to have a longer service life.

Versatility in expandables.

3NB Series Triplex Mud PumpModel Available

3NB1600

3NB1300C

3NB1000C

3NB500C

Application

3NB Series Triplex mud pump is key equipment matched to drilling rig for petroleum well. It is used for

transporting drilling fluid to well bottom by high-pressure manifolds of circulating system in order to

cool off the drill bit, flush the well bottom, crush and take out the rock, and balance the formation

pressure.

Spareparts list

ITEM#	Part No.
1	107.11.110.31
2	107.11.110.30
3	107.11.110.29
4	107.11.130.00
5	107.11.130.00
6	107.06.70.00
7	107.06.70.00
8	107.06.68.00
9	107.06.68.00
10	107.11.140.04
11	107.11.140.01
14	107.11.110.52-1
15	107.11.140.03
19	107.11.97.00
20	107.11.110.65-1
21	107.11.110.52
22	107.11.330.00
23	107.11.110.39
24	107.11.114.00
25	107.130.01.00-1
26	107.130.02