SUCT LINE P-TRAP – Mueller USA
Size: 3/4” (OD)
This is a refrigeration-grade copper fitting from Mueller Streamline, used in suction line piping systems to form an oil trap in vertical risers.
Mueller Industries
Specifications
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Size: 3/4” OD (C x C / sweat connections)
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Type: Suction line P-trap (pressure-rated fitting)
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Material: Wrot copper (ASTM B75 / B280 compatible)
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Pressure rating: ~700 PSI (HVAC/R systems)
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Connection: Cup x Cup (brazed joints)
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Origin: USA
Function in HVAC Systems
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Prevents oil from draining away from compressor
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Helps oil return properly in vertical suction risers
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Stabilizes lubrication in long piping runs
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Required in many commercial HVAC installations
Key Features
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Factory-formed copper fitting (no field bending required)
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Fully brazable for HVAC/R piping
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High strength for refrigerant systems
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Designed for long-term reliability in suction lines
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Compatible with R22, R410A, R32 systems
Technical Reference
Typical Mueller part numbers for this size:
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W61000 (3/4” suction line P-trap)
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Designed as part of Streamline suction trap series for HVAC/R piping systems