CHAR-LYNN 21578-008 Eaton Flange Hydraulic Motor Bolt

( Brand: Char-lynn ), ( Manufacturer Part Number: 21578-008 ), ( Part Type: Hydraulic Flange Motor Bolt )

Review CHAR LYNN Eaton Flange Casting Hydraulic Motor Bolt

The **Char-Lynn 21578-008 Eaton Flange for Hydraulic Motor Bolt** is a precision-engineered, heavy-duty mounting component designed to ensure secure and reliable integration between hydraulic motors and their associated drive systems. Crafted from high-grade, corrosion-resistant steel, this flange is built to withstand the demanding conditions of industrial hydraulic applications, including high-pressure fluid systems, frequent mechanical stress, and exposure to harsh environments. Its robust construction features a precisely machined bolt pattern, optimized for seamless alignment with compatible hydraulic motors, ensuring minimal play and maximum torque transfer. The flange s design incorporates reinforced mounting holes with a standardized thread configuration, allowing for easy and repeatable installation with standard fasteners, while its smooth, polished surfaces reduce friction and wear on adjacent components. Ideal for use in mobile hydraulics, material handling equipment, agricultural machinery, and other high-performance hydraulic systems, this flange is engineered to enhance system efficiency, durability, and operational longevity. Whether integrated into a pump, actuator, or other hydraulic assembly, the **Char-Lynn 21578-008** delivers the structural integrity and precision required to maintain optimal hydraulic performance under sustained load and dynamic operating conditions.

### **Pros and Cons of buying a Char-Lynn 21578-008 (Eaton Flange for Hydraulic Motor Bolt)**

1. **Compatibility and Fit:** This flange is specifically designed for Eaton (Char-Lynn) hydraulic motors, ensuring a precise fit and proper alignment. Using an OEM part reduces the risk of leaks or misalignment, which can cause premature wear or failure.

2. **Quality and Durability:** Eaton is a well-established manufacturer known for producing reliable hydraulic components. The flange is built to withstand high-pressure and cyclic loading, making it suitable for heavy-duty applications.

3. **Ease of Installation:** Since it is an OEM part, it is designed to integrate seamlessly with the motor s mounting system. This can simplify installation compared to aftermarket parts that may require additional modifications.

4. **Performance Consistency:** Using an original Eaton flange ensures that the hydraulic motor operates as intended, maintaining efficiency and reducing the likelihood of performance issues such as vibration or fluid leakage.

5. **Warranty and Support:** Purchasing from Eaton or an authorized dealer may come with warranty coverage, providing peace of mind in case of defects. Additionally, Eaton offers technical support for installation and troubleshooting.

6. **Long-Term Reliability:** High-quality flanges reduce the risk of catastrophic failure, which can be costly in terms of downtime and repairs. This contributes to the longevity of the hydraulic system.

7. **Standardization:** If your system relies on Eaton components, using this flange maintains standardization, making maintenance and part replacement easier in the future.

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1. **Cost:** OEM parts like this flange are typically more expensive than generic or aftermarket alternatives. The price may be a significant factor if budget constraints are a concern.

2. **Limited Availability:** Depending on the region, finding an authorized Eaton dealer or distributor may be challenging. Some specialized parts may require ordering through a hydraulic supplier or online marketplace, which could introduce lead time delays.

3. **Overkill for Some Applications:** If the flange is being used in a low-stress or non-critical application, the higher cost may not be justified. In such cases, a lower-cost aftermarket alternative might suffice.

4. **Potential for Counterfeit Parts:** When purchasing online, there is a risk of receiving counterfeit or substandard Eaton parts. Always verify the seller s authenticity to avoid quality issues.

5. **Stocking Requirements:** If you operate multiple systems, stocking multiple flanges may tie up capital. Aftermarket or universal flanges could be a more cost-effective solution if compatibility is not a concern.

6. **Complexity in Replacement:** If the flange is part of a larger assembly, replacing it may require disassembling the motor or system, which could be time-consuming and labor-intensive.

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The **Char-Lynn 21578-008 Eaton flange** is a high-quality, reliable component that ensures proper function and longevity of a hydraulic motor. Its advantages in terms of compatibility, durability, and performance make it an ideal choice for critical applications where reliability is paramount. However, the higher cost and potential availability issues may be drawbacks for smaller operations or non-critical systems.

For **most industrial or heavy-duty applications**, the benefits of using an OEM flange outweigh the drawbacks. The investment in quality reduces the risk of system failures, downtime, and costly repairs over time.

For **budget-conscious or low-stress applications**, evaluating aftermarket alternatives or universal flanges may be a more economical solution, provided they meet the necessary specifications.

- You are maintaining a system that relies on Eaton components.

- The application is high-stress or critical (e.g., heavy machinery, industrial automation).

- You prioritize long-term reliability and warranty support.

- You have access to an authorized dealer to ensure authenticity.

- The application is low-stress, and cost is a major concern.

- You can verify that a generic or aftermarket flange meets the same specifications.

- You are working with a system where mixing OEM and aftermarket parts is acceptable.

Always consult with a hydraulic specialist or Eaton technical support to confirm compatibility and application suitability before making a purchase.

Details:

Specifications: model: 21578-008. Char-Lynn flange casting for hydraulic motor. Condition: Refurbished.

part #: 21578008 price

• $249.99

specifications hydraulimoto:

• brand: Char-lynn
• mpn: 21578-008
• part type: Hydraulic Flange Motor Bolt

seller hydraulimoto:

• city: Clare, Michigan
• rating: 99.7%
• # reviews: 2595

general hydraulimoto:

• Business Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Hydraulic Pneumatic Motors
• condition: Seller refurbished

offer hydraulimoto:

• quantity: 1
• sold: 0
• options: Ship-to-home
• started: February 24, 2026
• availability: In Stock

returns hydraulimoto:

• policy: Returns Accepted
• time: 30 Days
• paid by: Buyer
• method: Money back

payments hydraulimoto:

• other
• wallet: Google-pay
• credit card: Mastercard

shipping hydraulimoto:

• service: USPS Priority Mail Medium Flat Rate Box, UPS Ground
• carrier: USPS, UPS
• class: Expedited, Standard
• transit: 3-7 Days
• type: Calculated
• cost: $22.95

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