Description
The Copeland 998-0034-04 is a factory-engineered Stub Tube to Rotalock Adapter Kit designed to provide a secure, leak-free transition between stub tube and rotalock compressor connections. Engineered to Copeland’s exacting standards, this adapter kit is an essential service and installation component for refrigeration and air conditioning systems that utilize Copeland compressors with rotalock-style service valves.
Key Specifications
- Stub Tube I.D.: 1-3/8″
- Thread Size: 1-3/4″-12 Rotalock
- Connection Type: Stub Tube to Rotalock
- Brand: Copeland
- SKU / Part Number: 998-0034-04
Product Features
- Provides a reliable stub tube to rotalock connection for Copeland compressors
- Designed for use with refrigeration and commercial air conditioning systems
- Precision-machined threads ensure a tight, leak-free seal
- Simplifies field service and compressor replacement procedures
- OEM Copeland part for guaranteed fit and compatibility
Applications
- Commercial refrigeration systems
- Air conditioning compressor service and replacement
- Systems requiring stub tube to rotalock valve adaptation
- Field retrofit and repair of Copeland compressor installations
This adapter kit is the correct OEM solution when transitioning between stub tube compressor connections and rotalock service valves on Copeland units. Keeping this kit on hand reduces downtime during compressor changeouts and ensures a proper, manufacturer-approved connection every time.







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