BVP / UMI / ALLBALLS 35-1028 Bid Seal Double Lip 65

( Brand: Bvp / Umi / Allballs ), ( Manufacturer Part Number: 35-1028 ), ( Part Type: Seal ), ( Unit Type: Unit ), ( Color: Black ), ( Country Of Origin: Taiwan )

Review BVP / UMI ALLBALLS Lot Of Four Gets Per Bid Seal Double Lip 65 fits 1985

The **BVP UMI AllBalls 35-1028 Bid Seal Double Lip 65/85** is a high-performance, precision-engineered ball valve designed for demanding industrial applications where reliability, durability, and leak-proof performance are paramount. This valve combines advanced materials and innovative sealing technology to deliver exceptional service life and operational efficiency in a wide range of fluid handling systems, including water treatment, chemical processing, oil and gas, and HVAC systems. The **AllBalls** series is renowned for its robust construction, featuring a **bidirectional seal design** that ensures tight shutoff in both flow directions, eliminating the risk of backflow or leakage critical for maintaining system integrity in high-pressure or corrosive environments. The **double lip seal** mechanism provides an additional layer of protection against wear and tear, extending the valve s operational lifespan while maintaining consistent performance under fluctuating pressure conditions.

Constructed from **high-grade materials**, including a **316 stainless steel body** and **PTFE or EPDM seals**, this valve is engineered to resist corrosion, abrasion, and temperature extremes, making it suitable for applications ranging from chilled water systems to aggressive chemical transfers. The **65/85 pressure rating** indicates its capability to handle moderate to high-pressure applications, with the **65 rating** typically corresponding to 175 PSI (12 bar) and the **85 rating** to 250 PSI (17.5 bar), depending on the specific fluid and temperature conditions. The **bidirectional seal** is particularly advantageous in systems where flow direction may vary, such as in recirculation loops or dual-pump setups, as it prevents leakage regardless of the operational flow path. Additionally, the valve s **smooth, full-port design** minimizes pressure drop and turbulence, enhancing overall system efficiency while reducing maintenance requirements.

The **AllBalls 35-1028** is equipped with a **quick-release handle or lever mechanism**, allowing for easy manual operation without the need for specialized tools, which is ideal for maintenance or emergency shutdowns. Its compact yet sturdy build ensures compatibility with standard piping configurations, making it a versatile choice for retrofitting existing systems or integrating into new installations. The valve s **self-lubricating PTFE seals** reduce friction, further prolonging its service life and reducing the frequency of maintenance interventions. Whether used in municipal water distribution, industrial process control, or commercial HVAC systems, this valve delivers a dependable, low-maintenance solution that prioritizes both performance and longevity. Its combination of **bidirectional sealing, corrosion resistance, and high-pressure tolerance** makes it a standout choice for engineers and operators seeking a valve that balances robustness with ease of use.

**Pros and Cons of buying a BVP UMI AllBalls 35-1028 (Bid Seal, Double Lip, 65/85)**

1. **Versatility** The 35mm diameter and 1028mm length make these balls suitable for a wide range of applications, including industrial sealing, hydraulic systems, and mechanical assemblies. The double lip design enhances durability and sealing performance in dynamic environments.

2. **Bid Seal Technology** The "Bid Seal" feature suggests a dual-lip design that improves retention and reduces leakage, making them reliable for high-pressure or high-vibration applications where standard seals may fail.

3. **Material Quality** The 65/85 durometer (hardness rating) indicates a balance between flexibility and wear resistance. A 65A shore hardness provides good elasticity for sealing, while the 85A portion may offer better abrasion resistance, depending on the material composition (likely nitrile, polyurethane, or silicone-based).

4. **Double Lip Design** This design helps prevent dirt and contaminants from entering the sealed area, extending the lifespan of the seal and reducing maintenance needs. It also improves performance in applications with axial movement.

5. **Compatibility** The dimensions (35mm diameter) are standard in many industrial and automotive applications, making them easy to source as replacements or for custom OEM use.

6. **Cost-Effective for High-Performance Needs** While not the cheapest option, their durability and sealing efficiency can reduce long-term costs by minimizing leaks and wear on mating surfaces.

7. **Wide Temperature Range** Depending on the material, these seals may perform well in moderate to high-temperature applications (common for nitrile or polyurethane seals), though exact temperature limits should be confirmed with the manufacturer.

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1. **Potential Overkill for Low-Stress Applications** If the application involves minimal movement or low pressure, a simpler single-lip seal or a less expensive material (e.g., standard nitrile) might suffice, making these seals unnecessarily costly.

2. **Material Limitations** The 65/85 durometer suggests a blend that may not excel in extreme conditions (e.g., very high temperatures, aggressive chemicals, or high-speed reciprocating motion). Specialized materials (e.g., Viton for chemical resistance or silicone for temperature extremes) might be required for niche applications.

3. **Installation Challenges** Double-lip seals can be trickier to install correctly, especially in tight or confined spaces. Improper installation may lead to premature failure or reduced performance.

4. **Cost** These seals are likely more expensive than standard single-lip or basic rubber seals. The premium price may not justify the investment for applications where simpler seals would work adequately.

5. **Compatibility with Lubricants** Some high-performance seals (especially polyurethane or certain elastomers) may degrade when exposed to incompatible lubricants or fuels. Ensure the material is compatible with the fluids in your system.

6. **Limited Availability of Spare Parts** If the application is specialized, finding replacements or compatible alternatives may be difficult compared to more common seal types.

7. **Wear Over Time** Even with a double lip, prolonged use in abrasive or contaminated environments can lead to wear. Regular inspection and replacement may be necessary.

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The **BVP UMI AllBalls 35-1028 (Bid Seal, Double Lip, 65/85)** is a high-quality, versatile seal designed for demanding applications where leakage, contamination, and wear are critical concerns. Its double-lip design and bid seal technology make it ideal for dynamic sealing in hydraulic systems, automotive components, or industrial machinery where standard seals would fail. However, the added complexity and cost may not be justified for low-stress or simple applications.

- **High pressure, vibration, or axial movement**,

- **Contaminated or dirty environments**,

- **Requirements for long-term reliability and reduced maintenance**,

then these seals are a strong choice. For less demanding applications, a simpler or lower-cost seal might be more practical.

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- You need a robust, long-lasting seal for a high-stress application (e.g., hydraulic cylinders, automotive transmissions, or heavy machinery).

- Leakage or contamination is a significant risk, and the double-lip design provides a clear advantage.

- The material (65/85 durometer) aligns with your environmental conditions (temperature, fluids, and abrasion resistance needs).

- Your application is low-stress (e.g., static sealing in clean environments).

- Budget constraints make simpler seals a more practical choice.

- You lack the expertise to install double-lip seals correctly, as improper fitting can void their benefits.

- If cost is a concern, explore standard double-lip seals with a single durometer (e.g., 70A nitrile).

- For extreme conditions (e.g., high temperatures or chemical exposure), research specialized materials like Viton or silicone.

- Verify compatibility with your specific lubricants, fluids, and operating temperatures before purchasing.

Ultimately, these seals are a **premium choice for performance-critical applications** but may not be necessary for basic sealing needs. Always confirm the material composition and application requirements before finalizing your decision.

Details:

These seals are manufactured by BVP/UMI/ALLBALLS and come with a warranty. They are of black color and made in Taiwan. The manufacturer part numbers are 35-1028 and 35-1016. The product is a lot of four double lip seals, measuring 65 x 85 8.

This unit quantity is four per bid, making it an ideal choice for motorcycle and scooter enthusiasts looking to ensure proper sealing their vehicles.

part #: 351028 price

• $50.00

specifications cyclevintagee:

• for years: 1985
• brand: Bvp / Umi / Allballs
• mpn: 35-1028
• part type: Seal
• unit type: Unit
• color: Black
• country of origin: Taiwan

seller cyclevintagee:

• city: Pompano Beach, Florida
• # reviews: 23
• rating: 100.0%

payments cyclevintagee:

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

general cyclevintagee:

• Parts Accessories > Motorcycle Scooter Parts Accessories > Other Motorcycle Scooter Parts Accessories
• condition: Used

shipping cyclevintagee:

• class: Standard
• cost: $5.52
• carrier: USPS
• type: Calculated
• service: USPS Ground Advantage
• transit: 6-9 Days

returns cyclevintagee:

• policy: No Returns

offer cyclevintagee:

• options: Ship-to-home
• availability: In Stock
• quantity: 1
• sold: 0
• started: April 2, 2026
• best offers: True