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Hunan Chengzhai Machinery Equipment Co., Ltd.

  • China,Changsha ,Hunan
  • Verified Supplier
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China DEUTZ MWM TBG620 V16(6002)standard-size main bearing manufactured 12420022
China DEUTZ MWM TBG620 V16(6002)standard-size main bearing manufactured 12420022

  1. China DEUTZ MWM TBG620 V16(6002)standard-size main bearing manufactured 12420022

DEUTZ MWM TBG620 V16(6002)standard-size main bearing manufactured 12420022

  1. MOQ: 1
  2. Price: 2213
  3. Get Latest Price
Common Failures Alloy layer peeling, bearing seizure and excessive wear. Inspect the roundness and surface roughness of the crankshaft journal during replacement.
Lubrication Requirement Use original MWM SAE 40 special engine oil for gas engines. Normal oil pressure: 4–6 bar.
Payment Terms T/T
Fitting Clearance 0.18–0.25 mm (standard). Too small clearance may cause bearing seizure, while excessive clearance will lead to vibration and oil leakage.
Delivery Time 15days
Installation Direction Place the side with oil grooves towards the crankshaft, and align the locating tabs of upper and lower shells to avoid displacement.
Packaging Details Original packaging
Supply Ability 9999
Brand Name MWM DEUTZ
Model Number 12420022
Place of Origin Germany

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  1. Product Details
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Product Specification

Common Failures Alloy layer peeling, bearing seizure and excessive wear. Inspect the roundness and surface roughness of the crankshaft journal during replacement. Lubrication Requirement Use original MWM SAE 40 special engine oil for gas engines. Normal oil pressure: 4–6 bar.
Payment Terms T/T Fitting Clearance 0.18–0.25 mm (standard). Too small clearance may cause bearing seizure, while excessive clearance will lead to vibration and oil leakage.
Delivery Time 15days Installation Direction Place the side with oil grooves towards the crankshaft, and align the locating tabs of upper and lower shells to avoid displacement.
Packaging Details Original packaging Supply Ability 9999
Brand Name MWM DEUTZ Model Number 12420022
Place of Origin Germany

Basic Information

  • Part Number: 12420022
  • Product: Standard size Main Bearing
  • Application: DEUTZ MWM TBG620 V16(6002), also compatible with TBG620 V12/V20 and TBD620 series diesel engines
  • Structure: A full set of upper and lower bearing shells
  • Material: Bimetallic construction with steel backing and babbitt alloy layer, featuring excellent wear resistance and impact resistance
  • Journal Diameter: φ170 mm

Function & Application

It supports the crankshaft, reduces friction and withstands combustion impact loads. Widely used in CHP, natural gas and biogas power generation units.

Recommended replacement interval: 8000 - 10000 operating hours during major overhaul.

Related Parts

  • 12420020: Alternative standard main bearing
  • 12420024: Connecting rod big end bearing

Installation & Maintenance

  • Standard clearance: 0.18–0.25 mm
  • Installation: Install the oil groove side towards the crankshaft, align positioning tabs correctly
  • Lubrication: Use dedicated SAE 40 engine oil. Normal oil pressure: 4–6 bar
  • Common issues: Alloy layer peeling, bearing seizure and excessive wear. Inspect crankshaft journal condition when replacement is needed.

    Ordering Notice

    Please verify the engine model TBG620 V16(6002) before purchase. Distinguish main bearing 12420022 from connecting rod bearing 12420024. Original parts are marked with MWM laser logo.

Company Details

Bronze Gleitlager

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Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Trading Company,Seller,Exporter,Importer,Distributor/Wholesaler,Manufacturer,Agent

  • Year Established:

    2023

  • Total Annual:

    CNY 20M-CNY 50M

  • Employee Number:

    10~49

  • Ecer Certification:

    Verified Supplier

Chengzai Machinery mainly operates products suitable for imported brands of road machinery, mining equipment, construction machinery, generator sets, ship power systems, etc.: drilling rig spare parts, air compressor spare parts, tunneling machine spare parts, excavator-loader spare parts, engine sp... Chengzai Machinery mainly operates products suitable for imported brands of road machinery, mining equipment, construction machinery, generator sets, ship power systems, etc.: drilling rig spare parts, air compressor spare parts, tunneling machine spare parts, excavator-loader spare parts, engine sp...

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Get in touch with us

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  • Hunan Chengzhai Machinery Equipment Co., Ltd.
  • Changsha Avenue, Yuhua District, Changsha, Hunan, China (Changsha) ASEAN Economic and Trade Cooperation Headquarters Base 1209
  • https://www.czjx-parts.com/

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