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REVCOR Replacement Propeller: 18 in Propeller Dia., 1/2 in Bore Dia., 20° Pitch - HVAC and Refrigeration
REVCORHVAC and Refrigeration

REVCOR Replacement Propeller: 18 in Propeller Dia., 1/2 in Bore Dia., 20° Pitch

The REVCOR Replacement Propeller is an 18-inch diameter HVAC and refrigeration fan blade with a 1/2-inch bore, 20° pitch, and 3 aluminum blades (MPN OA1803-20 R). 3G Electric interprets your demand for this genuine…

SKU 3G-OTH-64587

Also listed as: OA180320R · OA1803 20 R · OA1803-20-R

Brand
REVCOR
Item
Replacement Propeller: 18 in Propeller Dia., 1/2 in Bore Dia., 20° Pitch
Category
HVAC and Refrigeration
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

REVCOR
Manufacturer Part Number
OA1803-20 R
Type
Aluminum
Pitch
20°
Blades
3
Bore Dia.
1/2 in

Technical Documents

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REVCOR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The REVCOR Replacement Propeller is an 18-inch diameter HVAC and refrigeration fan blade with a 1/2-inch bore, 20° pitch, and 3 aluminum blades (MPN OA1803-20 R). 3G Electric interprets your demand for this genuine OEM replacement, sources it across our 14 industrial departments, and supports your application with specialist depth in combustion, pumps, and controls.

Frequently Asked Questions

What is the REVCOR OA1803-20 R replacement propeller used for?

This REVCOR 18-inch aluminum propeller is designed for HVAC and refrigeration condenser and evaporator fan applications. Its 20° pitch and 3-blade configuration provide efficient airflow for commercial and industrial cooling systems, ensuring reliable heat exchange in refrigeration units and air conditioning equipment.

What are the specifications of the REVCOR OA1803-20 R propeller?

The REVCOR OA1803-20 R is an 18-inch diameter aluminum propeller with a 1/2-inch bore diameter, 20° pitch, and 3 blades. It is a direct replacement part for HVAC and refrigeration fans, offering durable construction for continuous operation in demanding environments.

Where to buy the REVCOR OA1803-20 R propeller worldwide?

3G Electric supplies the REVCOR OA1803-20 R propeller to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this replacement fan blade.

How to install the REVCOR OA1803-20 R replacement propeller?

Installation requires matching the 1/2-inch bore to the motor shaft and securing with the appropriate keyway and set screw. Ensure the propeller rotates freely without obstruction and is balanced to avoid vibration. Always follow OEM guidelines and disconnect power before servicing.

Used in

Common applications for REVCOR
Residential HVAC furnaces — REVCOR single-inlet forward-curved blower wheels like Q575-400S L for air circulation
Commercial air handlers — REVCOR dual-inlet blower wheels such as C762-537HD L for high-volume airflow
Refrigeration condensers — REVCOR replacement propellers like RS1783-29 R for heat rejection in cooling systems
Industrial ventilation — REVCOR forward-curved wheels in steel construction for ducted exhaust applications
Packaged rooftop units — REVCOR blower wheels with CW rotation for consistent air delivery in HVAC systems

REVCOR Products

3G Electric supplies REVCOR hvac and refrigeration. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Cross-referenced by specification & description
REVCOR Replacement Propeller: 18 in Propeller Dia., 1/2 in Bore Dia., 24° Pitch, 3 Blades, Aluminum (MPN OA1803-24 R)
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REVCOR Replacement Propeller: 22 in Propeller Dia., 1/2 in Bore Dia., 20° Pitch, 3 Blades, Aluminum (MPN OA2203-20 R)
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REVCOR Replacement Propeller: 18 in Propeller Dia., 1/2 in Bore Dia., 19° Pitch, 2 Blades, Aluminum (MPN T1802-19 L)

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