LYCOMING AVCO 1-300-584-01 Turbine Engine Bearing T-53

( Brand: Lycoming Avco ), ( Manufacturer Part Number: 1-300-584-01 ), ( Part Type: Bearing Engine ), ( Compatible Make: Lycoming ), ( Compatible Model: T-53 Lycoming Turbine Engine ), ( Country Of Origin: United States )

Review LYCOMING AVCO T-53 Turbine Engine Bearing Pn#

The **Lycoming AVCO 1-300-584-01 T-53 Turbine Engine Bearing** is a precision-engineered component designed for high-performance, reliability, and durability within the Lycoming AVCO T-53-L-703 series turboshaft engines, commonly found in military helicopters such as the Bell UH-1 Huey and its variants. This bearing is a critical part of the engine s power transmission system, specifically serving as a radial support for the turbine rotor assembly, ensuring smooth and efficient rotational movement while withstanding extreme operational stresses. Manufactured to exacting military specifications, this bearing is constructed from high-grade, heat-treated steel alloys, often featuring a hardened outer race and a robust cage system to maintain optimal lubrication and reduce friction under high-speed, high-load conditions. Its design incorporates advanced ball or roller elements, depending on the specific application, to distribute mechanical loads evenly across the bearing surface, preventing premature wear and ensuring prolonged engine life. The bearing s internal geometry is meticulously balanced to minimize vibration and torque fluctuations, which is essential for maintaining the stability and performance of the turbine s rotating components. Built to endure the harsh environments of military aviation including high-altitude operations, rapid temperature fluctuations, and prolonged exposure to corrosive elements this bearing is often treated with protective coatings or seals to enhance resistance against contamination and wear. Whether used in original equipment manufacturing or as a replacement part for fleet maintenance, the **1-300-584-01** exemplifies Lycoming s commitment to engineering resilience into every component, ensuring that the T-53 engine continues to deliver dependable power for critical missions.

### **Pros and Cons of buying a Lycoming AVCO 1-300-584-01 (T-53 Turbine Engine Bearing)**

1. **Original Equipment Manufacturer (OEM) Part** This bearing is a genuine Lycoming/AVCO component, meaning it meets the original specifications for the T-53 engine. OEM parts are designed to maintain performance, reliability, and safety standards without compromises.

2. **High Durability and Longevity** T-53 engines are known for their robustness, and the bearings in these engines are built to withstand high rotational speeds, extreme temperatures, and heavy loads. A well-maintained bearing can last for thousands of hours, reducing the need for frequent replacements.

3. **Compatibility with Military and Civilian Applications** The T-53 is widely used in helicopters (e.g., Bell UH-1, Hughes 300), fixed-wing aircraft, and some ground power units. A genuine bearing ensures seamless integration without modification.

4. **Support from Aviation Maintenance Communities** Since the T-53 is a legacy engine, there is a wealth of technical documentation, repair manuals, and experienced mechanics who can assist with installation, troubleshooting, and maintenance.

5. **Reduced Risk of Failure** Counterfeit or aftermarket bearings may fail prematurely, leading to catastrophic engine damage. An OEM bearing minimizes this risk, ensuring predictable performance.

6. **Easier to Source Replacement Parts** If the bearing fails, having an OEM part available simplifies the repair process, as spare components and technical support are more readily accessible.

7. **Long-Term Cost Efficiency** While the upfront cost may be higher than some aftermarket alternatives, the reliability of an OEM bearing can reduce downtime and repair costs over the engine s lifespan.

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1. **High Upfront Cost** OEM bearings are significantly more expensive than generic or aftermarket alternatives. For operators on a tight budget, this can be a major drawback.

2. **Limited Availability and Lead Times** Due to the age of the T-53 engine, genuine Lycoming/AVCO parts may not be readily stocked by all distributors. Ordering may require special ordering, which can introduce delays.

3. **Weight Considerations** Turbine engine bearings, including those in the T-53, are relatively heavy. While this contributes to structural integrity, it may impact fuel efficiency or handling in some aircraft configurations.

4. **Specialized Installation Requirements** Replacing a bearing in a T-53 engine often requires disassembly of the turbine section, which may necessitate specialized tools, jigs, or even engine removal in some cases. This adds labor costs and complexity.

5. **Depreciation and Obsolescence** The T-53 engine is a legacy design, and while it remains in service, the aviation industry is gradually phasing out older turbine engines in favor of more modern, fuel-efficient alternatives. This could reduce the long-term resale value of the engine or aircraft.

6. **Maintenance and Training Costs** Working on T-53 engines requires specialized knowledge. Mechanics may need additional training, and some shops may charge premium rates for T-53-specific work.

7. **Environmental and Regulatory Considerations** Older engines like the T-53 may face stricter emissions or noise regulations in some jurisdictions, potentially requiring modifications or upgrades that could increase operational costs.

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The **Lycoming AVCO 1-300-584-01 (T-53 turbine engine bearing)** is a high-quality, reliable component that ensures the safe and efficient operation of the T-53 engine. Its OEM status guarantees compatibility, durability, and support from established aviation maintenance networks. However, the **high cost, potential lead times, and specialized installation requirements** make it a less attractive option for operators with limited budgets or those seeking quick, low-cost repairs.

For **operators who prioritize safety, longevity, and adherence to original specifications**, this bearing is the best choice. It is particularly suitable for:

- Military or government fleets where compliance with original equipment standards is mandatory.

- Operators maintaining legacy aircraft where OEM parts are critical for reliability.

- Those who can justify the cost based on reduced risk of catastrophic failure.

For **budget-conscious operators or those working on non-critical applications**, exploring **high-quality aftermarket bearings** (from reputable manufacturers like **Hamilton Sundstrand, Goodrich, or Precision Turbine Parts**) may offer a cost-effective alternative, provided they meet the necessary performance and safety standards. However, these alternatives should be thoroughly vetted for compatibility and reliability before installation.

- You are performing a **major overhaul or engine rebuild** and require an OEM part for full compliance.

- Your aircraft is **critical to mission operations** (e.g., military, emergency response), where reliability outweighs cost.

- You have **access to proper tools, training, and maintenance support** for installation and future servicing.

- You are on a **tight budget** and can verify that the aftermarket bearing meets **MIL-SPEC or equivalent standards**.

- The engine is **non-critical**, and you can accept a slightly higher risk of failure with proper monitoring.

- You can **source a reputable aftermarket supplier** with a strong track record in turbine engine components.

Always consult with a **certified aviation mechanic or engine specialist** before making a final decision, as the choice should align with your specific operational needs, budget, and risk tolerance.

Details:

Part Number # 1-300-584-01 Removed during overhaul as a Standard Practice. Selling in AS-IS Condition. Lycoming T-53 Turbine Engine # 2 Bearing.

part #: 130058401 prices

• $15.50-$47.50

specifications engineaviatio:

• brand: Lycoming Avco
• mpn: 1-300-584-01
• part type: Bearing Engine
• compatible make: Lycoming
• compatible model: T-53 Lycoming Turbine Engine
• country of origin: United States

general engineaviatio:

• condition: Used
• Aviation Parts Accessories > Engines > Engine Components

seller engineaviatio:

• rating: 100.0%
• # reviews: 1164
• city: Cleburne, Texas

offer engineaviatio:

• sold: 0
• best offers: True
• quantity: 1
• started: March 26, 2026
• options: Ship-to-home
• availability: In Stock

returns engineaviatio:

• policy: No Returns

payments engineaviatio:

• other
• wallet: Google-pay
• credit card: Diners-club

shipping engineaviatio:

• type: Calculated
• class: Standard
• transit: 4-9 Days
• cost: $8.46
• service: USPS Ground Advantage
• carrier: USPS

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