Atlas Copco 45 Ring Seal – Replacement – 0665-0701

The Atlas Copco 0665-0701-45 Ring Seal is a genuine OEM sealing component designed for selected Atlas Copco oil-injected rotary screw air compressors. This precision-engineered ring seal is used to provide reliable sealing between internal compressor components, preventing oil or air leakage and maintaining proper pressure within the compressor assembly. It plays an important role in ensuring efficient compressor operation, lubrication control, and long-term equipment reliability.

Manufactured to Atlas Copco’s OEM quality standards, the 0665-0701-45 Ring Seal offers accurate dimensional fit, high sealing performance, and resistance to demanding compressor operating conditions. It is commonly used in valve assemblies and pressure control components where dependable sealing is required to maintain system efficiency and prevent performance loss.

Features

• Genuine Atlas Copco OEM sealing component
• Part Number: 0665-0701-45 / 0665070145
• Part Name: Ring Seal
• Provides reliable air and oil sealing
• Precision-manufactured for OEM fitment
• Designed for high-pressure compressor applications
• Resistant to wear and operating temperatures
• Supports efficient compressor performance

Applications

• Atlas Copco GA Series Rotary Screw Compressors
• Compressor Valve Assemblies
• Pressure Regulation Components
• Oil Circuit and Mechanical Sealing Systems
• Compressor Repair and Preventive Maintenance Applications

Benefits

• Prevents internal air and oil leakage
• Maintains correct operating pressure
• Improves compressor efficiency
• Protects internal components from pressure loss
• Reduces maintenance requirements
• Extends service life of valve assemblies

Specifications

• Part Name: Ring Seal
• Part Number: 0665-0701-45
• Alternate Number: 0665070145
• Brand: Atlas Copco
• Category: Compressor Spare Part / Sealing Element
• Application: Valve and pressure control assemblies in selected Atlas Copco compressors
• Compatibility: Verify with compressor model and serial number before installation. Atlas Copco provides official spare-part lookup through its Parts Online system.

Maintenance Recommendation:
Replace the ring seal whenever the related valve or assembly is opened for servicing, as reused seals may cause leakage and reduced compressor performance. Use genuine Atlas Copco sealing parts for maximum reliability.