72R3120 diffuser provides clean, flush-mounted airflow distribution for heavy-duty truck cabs, HVAC housings, and equipment enclosures. Designed with a 3-inch outlet and sized to fit a 3-1/4″ opening, this diffuser installs easily while maintaining a low-profile, finished appearance.
The flush-mount design helps integrate seamlessly into dash panels and interior surfaces, while the included retaining spring ensures secure, vibration-resistant installation. This diffuser is commonly used in commercial vehicle HVAC systems where consistent airflow and durability are required.
Manufactured to OEM-grade standards and sourced from trusted industry suppliers, this diffuser delivers dependable airflow performance in demanding environments.
Product Specifications
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Product Type: Diffuser
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Reference Part Number: 72R3120
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Manufacturer Catalog No.: RD-5-8436-0P
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Outlet Size: 3″
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Mounting Hole Size: 3-1/4″
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Mount Style: Flush Mount
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Retention: Spring-retained (included)
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Application: Cab ventilation, HVAC airflow distribution, equipment ventilation
Cross-Reference Numbers
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Texas Truck A/C: 700-6043
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Blue Bird: 90180
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SPAL: 20900002
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TruckAC+: T3696
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TTA/C: 18-9212, 18-9218
Interchange Numbers
1734, 18-2646, 1911505722, 232-8637, 3616524, 4379-RD584360, 4379-RD584360P, 58D-07-00100, 700-6043, 72R3120, 760-1024, ABP N83 317047, AT262541, LOU1024, RD-5-8436-0, RDH RD5 8436 0, RDHRD584360P, RDT72R3120
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