- Model Number: EFL01986
- Manufacturer Barcode: 605482163009
- Brand: E-flite
- Part Type: Propeller O-Rings
- Aircraft Compatibility: Eratix 3D FF (Flat Foamy) 860mm
- Compatible Models: E-flite Eratix 3D FF 860mm BNF Basic with AS3X and SAFE Select (EFL01950)
- Compatible Models: E-flite Eratix 3D FF 860mm PNP (EFL01975)
- Optional Compatibility: E-flite 4-Site 3D FF 800mm BNF Basic with AS3X+ and SAFE Select (EFL02950)
- Optional Compatibility: E-flite 4-Site 3D FF 800mm PNP (EFL02975)
- Fitment Classification: Standard Part
- Material: Elastomer O-Ring
- Function: Propeller retention, sealing and vibration damping
Overview
The E-flite Propeller O-Rings for the Eratix 3D Flat Foamy 860mm are genuine OEM spare parts designed to keep your RC aircraft in perfect flying condition. These propeller o-rings are essential maintenance items for any RC enthusiast in the UK who operates the E-flite Eratix 3D Flat Foamy range. Whether you're a casual weekend flyer or a dedicated RC hobby pilot, having spare o-rings on hand ensures you can quickly perform routine maintenance and get back in the air without unnecessary downtime.
Propeller o-rings are critical components that secure and seal your propeller assembly, and over time they can wear, degrade, or become damaged through regular use and exposure to the elements. The Eratix 3D Flat Foamy 860mm is a high-performance flat foam aircraft that demands quality components for reliable performance. These genuine E-flite replacement o-rings are manufactured to the exact same specifications and tolerances as the originals, ensuring perfect fitment and reliable operation every single time you fly.
RC Model Shop stocks genuine E-flite propeller o-rings as part of our comprehensive range of spares and upgrades for popular RC aircraft. We understand that dedicated RC pilots need reliable access to authentic replacement parts, which is why we maintain stock of essential consumables like these o-rings. Whether you're new to the RC hobby or an experienced competitor, keeping spare parts in your maintenance kit is the professional approach to RC flying.
Key Features
- Genuine OEM Spare Part — These are authentic E-flite propeller o-rings manufactured to original factory specifications, ensuring they meet the exact performance and durability standards required for your Eratix 3D Flat Foamy aircraft. Using genuine parts protects your investment and maintains manufacturer warranty compliance.
- Designed for the Eratix 3D FF 860mm — These o-rings are specifically engineered and tested for use with the E-flite Eratix 3D Flat Foamy 860mm model, delivering perfect fitment and reliable propeller retention every single flight. This precise compatibility eliminates guesswork and installation problems.
- Essential Maintenance Item — Propeller o-rings are consumable components that gradually wear through regular use, exposure to sunlight, and contact with fuel or moisture. Keeping spares on hand means you can perform routine maintenance without waiting for delivery, keeping your RC flying schedule on track.
- Easy Replacement — Swapping out worn o-rings takes just minutes with basic tools, making this a perfect DIY maintenance task for RC pilots of all experience levels. No special skills or expensive equipment required—just straightforward replacement when needed.
- Cost-Effective Solution — Propeller o-rings are one of the most affordable spare parts in your RC maintenance budget, yet they play a vital role in safe and reliable flight operations. This makes them an intelligent item to stock as part of routine aircraft care.
Technical Performance
The E-flite Propeller O-Rings are precision-engineered elastomer components designed to withstand the demanding operating environment of high-performance foam aircraft. These o-rings create a watertight, vibration-resistant seal around your propeller assembly, preventing fuel leaks, dust ingress, and unwanted movement during flight. The Eratix 3D Flat Foamy 860mm is known for its dynamic 3D flying capabilities and aerobatic performance, which places significant stress on all mechanical components including the propeller retention system. The o-rings must maintain their seal integrity during high-speed manoeuvres, inverted flight, and rapid attitude changes. E-flite's engineering team has specifically formulated these o-rings to resist degradation from exposure to nitro fuel, moisture, ultraviolet light, and temperature fluctuations common in British weather conditions. The elastomer compound remains flexible and resilient across the temperature ranges experienced in UK flying operations, from chilly winter flights to warm summer days. Regular replacement of propeller o-rings is part of standard aircraft maintenance and helps prevent propeller slippage, vibration, and potential in-flight component separation—serious safety concerns in RC aviation.
What's in the Box
- E-flite Propeller O-Rings for Eratix 3D Flat Foamy 860mm (set)
Frequently Asked Questions
- Are these genuine E-flite propeller o-rings or aftermarket copies? — These are 100% genuine OEM E-flite parts manufactured to original factory specifications. We source directly from Horizon Hobby, the official E-flite distributor, ensuring complete authenticity and full manufacturer warranty coverage. Using genuine parts maintains the performance and safety standards your Eratix 3D Flat Foamy was designed for.
- Which E-flite aircraft models are these propeller o-rings compatible with? — These o-rings are designed as standard parts for the E-flite Eratix 3D FF (Flat Foamy) 860mm range, specifically the BNF Basic model with AS3X and SAFE Select (model EFL01950) and the PNP version (model EFL01975). They are also listed as optional parts for the E-flite 4-Site 3D FF 800mm models (EFL02950 BNF and EFL02975 PNP), though you should verify compatibility before fitting to different aircraft.
- How often should I replace my propeller o-rings? — There is no fixed replacement interval—you should inspect your o-rings regularly and replace them whenever you notice visible cracking, hardening, permanent deformation, loss of elasticity, or any signs of degradation. For active RC pilots flying regularly, this might be every few months; for casual flyers, replacement might be needed once or twice per year. It's sensible to keep spares in your maintenance kit so you can replace them proactively.
- What causes propeller o-rings to wear out? — Propeller o-rings degrade through exposure to nitro fuel, which can soften the elastomer compound; ultraviolet light exposure; temperature cycling; moisture absorption; and simple mechanical wear from being stretched over the propeller shaft repeatedly. Storage in direct sunlight or extreme temperatures accelerates degradation, so proper care of your aircraft between flights helps extend o-ring lifespan.
- Can I use aftermarket o-rings as substitutes? — Whilst generic o-rings might seem to fit, E-flite propeller o-rings are specifically formulated and sized for perfect fitment and fuel compatibility. Using non-genuine parts risks poor sealing, propeller movement during flight, vibration issues, and potential safety problems. We strongly recommend using genuine E-flite replacements for your Eratix 3D Flat Foamy.
- Is this suitable for beginners? — Yes, absolutely. Propeller o-ring replacement is one of the simplest maintenance tasks in RC flying and requires no special skills or tools. If you're new to the RC hobby and own an Eratix 3D Flat Foamy, keeping these spares on hand is a smart first step toward learning basic aircraft maintenance and care.
- What is the part number for these propeller o-rings? — The model number is EFL01986, and the manufacturer barcode is 605482163009. Always verify the part number when ordering to ensure you receive the correct item for your aircraft.
Why Buy from RC Model Shop?
RC Model Shop is a trusted UK RC retailer and authorised dealer for all the brands we stock, including Traxxas, ARRMA, Losi, FTX, Hobbywing, Spektrum and more. Based in Walsall, we have a physical store where customers are welcome to come in, view products and purchase in store. Whether you are a seasoned competitor, a weekend basher, or just discovering the world of RC for the first time, our team of experienced RC enthusiasts is here to help you find the perfect setup and provide ongoing support. Order the EFL Propeller O-Rings: Eratix 3D Flat Foamy, 860mm Z-EFL01986 today with confidence, knowing you are buying from an authorised retailer with genuine products, expert knowledge and a commitment to customer satisfaction. Shop online or visit us in Walsall — we look forward to helping you get the most out of your RC experience.
We want to make sure your delivery goes smoothly, so here are some important details about our service:
- For orders above £120, we offer delivery to most mainland UK addresses. For orders under £120, we can still deliver to Northern Ireland and the outlying isles, as long as the item can be sent by Royal Mail, weighs less than 30kg, and fits within 61cm × 46cm × 46cm. Some highland and remote areas may carry an extra delivery charge as couriers often apply surcharges in these locations. If you live in one of these areas, feel free to contact us before ordering so we can confirm the delivery options and costs for you.
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