济宁东宏机械设备有限公司
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

ProfileOur CertificateOur AdvantageMission StatementQuality Control SystemOilfield Equipment/Drilling Rig Parts/ComponentsHeavy Equip and PartsTruck-mounted drilling rigTrailer-mounted drilling rigModular drilling rigBigEasy drilling rigHelicopter drilling rigSJ PetroleumTruck-mounted drilling rigsRG Petro drawworksRG Hook blockRg petro traveling blockRg petro hookRg petro crown blockRg petro rotary tableRg petro swivelNanyang RG PetroleumDC electric drive drilling rigAC Variable-frequency electric drive drilling rigMechanical drive drilling rigCombined drive drilling rigLand drilling rigTruck mounted drilling & workover rigsBomco rotary tableBomco swivelBomco traveling blockBomco hooksBomco crown blockBomco drawworksBomco mud pumpBomco/Baoji OilfieldHonghua Crown blockHonghua SwivelHonghua HookHonghua drawworksHonghua traveling blockHonghua rotary tableSichuan HonghuaDC motor driven drilling rigAC Variable Frequency Motor Driven Drilling Rigs Mechan-Electric Drilling RigsMechanical Driven Drilling RigsLanzhou Crown BlockLanzhou Traveling blockLanzhou HookLanzhou Hook BlockLanzhou SwivelLanzhou Rotary TableLanzhou DrawworksLanzhou Eddy current brakeLanzhou Mud pumpLanzhou Compound Transmission UnitLanzhou MastLanzhou SubstructuresLanzhou LS-NOWBPM Control System for Surface Mounted BOP StacksBPM Top driveBPMF/BPM(Beijing Petroleum)Renqiu Boke(Forward)Hysun MarineGGPMF/DONGSU(BOP CONTROL)FlowroxShenkai BOPShanghai ShenkaiCasing spoolKilling manifoldChoke manifoldKingdream Gate valveKingdream Choke valveKingdream check valveChengde KingdreamDrawworks Hydraulic Disc BrakeCentrifugal pumpMud Pump PartsBOP превенторBOP Control UnitSolid Control EquipmentWellhead Equipment & ToolsDownhole ToolsDrilling Rig Components & OthersDrawworks and PartsOther PartsRG Water Drilling Rig PartsSafety ProductHP Flow Line ProductsCrown blockUniversal JointBearingBladder AccumulatorBomco
Product Detail
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LS-NOW Travelling Blocks  
Brand: LSPE,LSNOW,LSNOI,LSNOV,LANZHOU LS
Standard: API 8A/8C
Present point: 0
Point offset: 0.0
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Design Features

The side plate assembly is made of thick steel plate.When hoisting or lowering the unloaded elevators,the wire line is always kept taut to facilitate the line spooled on the drum and the empty hook lowered.

The sheave grooves are intermediate frequency quenched so as to improve surface handness and extended the service life.

Equipped with double-row conical roller bearings and each bearing has individual lubricating channel.

Queched & tempered alloy steel shaft with lubrication hole of each bearing.

Heavy duty wire line guard.

The travelling blocks conform to API Spec.8A/8C


ModelYC225YC315YCF315YC450/YC450DYC585YC675
Max.hook load(KN)225031503150450058506750
O.D. of sheaves (mm/in)1120(44)1270(50)1270(50)1524(60)1524(60)1524(60)
No. of sheaves566677
Dia. of wire line (mm/in)29 (1 1/8) 32(1 1/4)32(1 1/4) 35(1 3/8)35(1 3/8)35(1 3/8) 38(1 1/2)42(1 5/8)45(1 3/4)