SAE48 Steel Back Bimetal Bushing with CuPb30 Bronze Alloy - 130 N/mm² Load Capacity, 170℃ Max Temperature

PVB033 Steel Back High Leaded Bronze Alloy SAE48 Bimetal Bushing is a wrapped composite bimetal bush manufactured with low carbon steel backing and sintered bronze alloy wear-resistant layer. The inner bronze alloy surface can be processed with various oil grooves, oil holes, and oil pockets for optimal lubrication.

• Sinter bronze liner material: CuPb30
• Metal backing: Low carbon steel

Oil Pockets

Oil Grooves

Gap Types

• Standard cylindrical bimetal bushes, bimetal thrust washers, and bimetal strips
• Custom designed bimetal bearings available with short lead times

• King pin bushing for internal combustion engines under high, medium, and low load conditions
• Connecting rod bushings
• Rocker arm bushings

• Housing: ØH7
• Bushing inner Ø after mounting: H9
• Shaft tolerance: f7

• Housing: Mounting bevel minimum 1.5 mm x 15-45°
• Shaft material: Steel, hardened or untempered, surface roughness ≤ Rz 6.3
• Shaft: Mounting bevel 5 mm x 15°, edges rounded
• Application of adequate force fitting mandrel recommended
• Grease lubrication of outer surface may be necessary during mounting

Advanced QC Equipment

Professional QC Team

Expert Production Team

Customer-Focused Sales

With over 15 years of manufacturing experience, we provide professional production capabilities, automatic bulk production for high efficiency, and perfect customer service support.