Key Features

• Genuine OEM John Deere O-Ring – R505452 for reliable leak prevention in hydraulic, fuel, and engine systems across John Deere equipment.
• Durable rubber/elastomer construction with 70 durometer hardness to resist wear and maintain sealing performance under pressure and temperature variations.
• Precise OEM fit – manufactured to exact John Deere specifications for correct alignment and sealing in compatible assemblies.
• Inner diameter 20.22 mm (0.8 in); nominal cross-section 3.53 mm (0.14 in) with Standard Size: 211; Alternative Part Number: A-R505452.
• Versatile application across hydraulic, fuel, and lubrication circuits; ideal for replacing worn or damaged sealing rings in John Deere machinery.
• Supports routine servicing and preventative maintenance to help prevent fluid leaks and maintain system pressure.

Product Details

• Product Type: O-Ring Seal
• Brand: John Deere
• Part Number: R505452
• Material: Rubber / elastomer sealing compound
• Inner Diameter: 20.22 mm (0.8 in)
• Nominal Section: 3.53 mm (0.14 in)
• Durometer Rating: 70
• Standard Size: 211
• Alternative Part Number: A-R505452

Compatibility

Used across a wide range of John Deere tractors, loaders, sprayers, and construction equipment. Compatibility may vary by machine configuration and serial number; always confirm with your equipment details before ordering.

• Tractor Series and Equipment Family
  • 5E Series: 5085E, 5090E, 5090EL, 5100E
  • 5M Series: 5085M, 5090M, 5100M, 5115M, 5125M, 5100MH, 5100ML, 5105ML, 5115ML, 5120ML, 5125ML, 5130ML
  • 5R Series: 5090R, 5100R, 5115R, 5125R, 5115RH
  • 6020 Series
  • 6320
  • 6420
  • S6520
• Construction & Industrial Equipment
  • 310SL
  • HL315SL
  • 320P
  • 332M
  • 337E
  • 340M
  • 344K
  • 344L
  • 350D
  • 350G
  • 410K
  • 410L
  • 410R
  • 444K
  • 444L
  • 450K
  • 524K
  • 524L
  • 544K
  • 544L
  • 624K
  • 624L
  • 644K
  • 644L