CYLINDER BLOCK - ERL-130B-RP-21-20NNN

High-precision cylinder block designed for Danfoss Series 45 ERL-130B open circuit axial piston pumps. Built from durable alloy steel for extended service life under high-pressure conditions.

Application:

• Specifically used in Danfoss Sauer / Series 45 ERL-130B pumps.

• Suitable for hydraulic systems in mobile machinery, construction equipment, and industrial applications requiring high efficiency and reliability.

Technical Details:

• Pump Model: Danfoss ERL-130B (RP-21-20NNN)

• Configuration: Axial piston, open circuit

• Function: Houses pistons and enables smooth reciprocating motion for efficient fluid displacement

• Material: Heat-treated, high-strength steel

• Precision-machined bores for optimized sealing and minimal leakage

Purpose:

The cylinder block is the core of the piston rotating group. It provides accurate piston guidance and alignment, ensuring stable pump output and reduced wear during continuous operation.