Top 10 Replacement Parts Every Farmer Should Keep on Hand

Avoid Downtime. Keep These Ventilation Essentials Stocked and Ready.

In agriculture, ventilation isn't optional—it's essential. When a fan belt snaps or a motor burns out during a heatwave, there’s no time to wait for parts. That’s why it’s smart to keep key OEM replacement parts on hand, especially during peak seasons.

Here’s a list of the top 10 parts we recommend every farmer or grower keeps in stock to minimize downtime and protect your animals, crops, and bottom line.

1. Fan Belts

Belts are one of the most common failure points in any belt-driven fan system. Over time, they stretch, crack, or slip—especially under heavy summer use.

Tip: Keep at least 2–3 belts per fan size in your supply room.

Visit usaparts.agriaerotech.com to order belts and other parts.

2. Motors

Whether you’re dealing with single-phase or three-phase motors, having a backup is a game-changer when one fails unexpectedly.

Pro tip: Label your current motors so you can match the specs exactly when reordering.

3. Shutters & Shutter Springs

Stuck or broken shutters disrupt airflow and reduce fan efficiency. Shutter springs can weaken or snap, especially in dusty or high-humidity environments. Keep replacements ready for fast swap-outs.

4. Fan Blades

Bent or damaged blades can vibrate, wear down motors, or break entirely. A spare blade or two for your most critical fans can get you out of a jam fast.

5. Bearings

If your fans use external bearings (especially pillow block or flange bearings), they should be checked and replaced periodically. Keep a spare set on hand to avoid an emergency parts run.

6. Capacitors

A failed capacitor can cause a motor not to start—often mistaken for a full motor failure. These are inexpensive and easy to replace, so having a few extras on hand is smart insurance.

7. Mounting Brackets & Hardware

Vibration and corrosion can loosen or damage the hardware holding fans or motors in place. Spare brackets, bolts, and washers are small items that can save big headaches.

8. Thermostats & Controllers

Environmental controllers, thermostats, and timers can fail or fall out of calibration. If you rely on automated systems, having a backup control module could save an entire flock or harvest.

9. Inlet Doors or Curtains

Ventilation isn’t just about exhaust—air inlets must be functioning too. Damaged inlet doors or torn curtain systems can throw off airflow balance, especially in tunnel-ventilated barns.

10. Wiring and Connectors

Electrical failures are often due to damaged or corroded wiring. Keep weatherproof connectors, extra conduit, and basic wiring supplies available for emergency fixes.

Bonus: Maintenance Supplies

In addition to replacement parts, stock up on:

• Lubricants and grease
• Belt tension gauges
• Electrical tape and zip ties
• Cleaning supplies (compressed air, rags)

Stock Up on OEM Parts

All these items—and more—are available online at usaparts.agriaerotech.com.

As the official source for AgriAeroTech parts, you’ll get the exact-fit components your systems were built for.

Final Thoughts

When something breaks, every minute counts. By keeping these top 10 replacement parts in stock, you’ll protect your animals, crops, and revenue from unnecessary risk. Think of it as a first-aid kit for your ventilation system—because in farming, preparation is protection.