Marine Air Compressor Connecting Rod Bearings

At Sourcing Marine, we understand that the Connecting Rod Bearing (also known as the Big-End Bearing or Bushing) is the heart of your air compressor’s mechanical integrity. These components endure immense pressure and constant friction during high-speed operation. Our selection of premium-grade bearings is engineered to provide superior load-carrying capacity and exceptional heat dissipation, ensuring your compressor’s crankshaft and connecting rod remain protected against premature wear and catastrophic failure.

  • High-Fatigue Alloys: Advanced bimetal/trimetal construction for maximum load capacity.
  • OEM Precision Fit: Exacting clearances for optimal oil film and reduced heat buildup.
  • Ready-to-Ship Stock: Immediate availability for Sperre, Tanabe, Yanmar, and Sauer units.

Product Description

We provide high-precision connecting rod bearings for the following marine air compressor series:

1. TANABE (Japan)

Reliable bearing solutions for the HC and LHC reciprocating series.

  • Models: HC-54A, HC-64A, HC-65A, HC-264A, HC-265A, HC-275A, HC-277A.
  • Series: H-63, H-64, H-73, H-74, H-264, H-274, H-374, SHC-296D.

2. YANMAR (Japan)

Durable bushings for SC-N and C-Series compressors.

  • Models: SC5N, SC7N, SC10N, SC12.5N, SC15N, SC20N, SC25N, SC30N, SC40N, SC50N, SC60N.
  • High Capacity: C300, C370, SC10N-TF, SC40N-TF.

3. SPERRE (Norway)

Specialized bearings for HV and HL series water-cooled and air-cooled units.

  • Models: HV1/120, HV1/140, HV1/156, HV2/200, HV2/210, HV2/219, HV2/220, HV2/240, HV2/270, HV2/300.
  • Series: HL2/90, HL2/105, HL2/120, HL2/140, HL2/160.

4. HAMWORTHY / HATLAPA

  • Hamworthy Models: 2SF4, 2SF42, 2TF5, 2TF54, 2TM6, 2TM61, 2TM62, 2TM67, 2TM68.
  • Hatlapa Models: L80, L100, L220, L270, W80, W110, W140, W220, W280, W440, W600.

5. SAUER & SOHN (Germany)

  • WP Series: WP60, WP100, WP110, WP135, WP160, WP185, WP220, WP270, WP320.
  • L-Series: WP13L, WP18L, WP25L, WP32L, WP40L, WP50L, WP62L, WP80L, WP100L, WP150L, WP250L.

Component Features & Availability

  • Materials: Babbit metal, Al-Sn alloy, or Copper-Lead depending on specific model requirements for cavitation resistance.
  • Available Sizes: Standard (STD) and various undersizes (0.25mm, 0.50mm, etc.) to accommodate crankshaft re-grinding.
  • Lubrication Efficiency: Engineered with precise oil grooves and holes to ensure consistent lubrication to the crankpin.

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