Overview
Use 70R5056 when servicing #6 line joints on mobile A/C systems that specify 3/8″ O.D. tube. It’s a common service O-ring, easy to stock and identify for field repairs.
Function & Performance
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Sized for #6 ports to maintain a leak-tight seal on mobile A/C refrigerants.
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Compound supports durability and quick service identification.
Cross-References (selection)
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Factory: RD-5-3728-0M
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Air Source: 4811 • Alliance: ABP N83 312036 • Bergstrom: 570120, 580123
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Carrier/MCC: 518-002, 801-201 • Climatech: AC10000, AC10200, AC10650, AC11800
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Fleetrite: ZGG19036, ZGG19502 • Kysor: 2799015 • Mack: 4379-RD537280
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Truck Air: 16-4106, 16-4006 • John Deere: 842976900 • JBAR: 405862
Applications
Suitable for heavy trucks, buses, agriculture, construction, and specialty vehicles using #6 line joints and mobile HVAC components.
Specifications
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Series: Service O-ring
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Part Number: 70R5056
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Factory Number: RD-5-3728-0M
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Size / Port: #6
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Tube Size: 3/8″ O.D.
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