SCHRADER BELLOWS 1.75DXPSR02.00 Parker

( Brand: Schrader Bellows ), ( Manufacturer Part Number: 1.75DXPSR02.00 )

Review SCHRADER BELLOWS Parker 175dxpsr0200 Used

The **Schrader Bellows 1.75DXPSR02.00** from Parker Hannifin is a high-performance, precision-engineered diaphragm valve designed for demanding fluid handling applications where reliability, durability, and leak-free operation are critical. This robust bellows-sealed valve combines the efficiency of a direct-acting Schrader mechanism with the exceptional sealing integrity of Parker s proprietary **DXPSR** (Dual-XPSeal Ring) technology, ensuring optimal performance across a wide range of industries, including aerospace, medical, semiconductor, and industrial automation. The **1.75-inch nominal size** provides a balanced flow capacity, making it suitable for medium-pressure systems while maintaining precise control over fluid or gas flow with minimal dead volume. The **bellows construction** eliminates traditional packing seals, virtually eliminating the risk of contamination, leakage, or wear-induced failure key advantages in cleanroom or high-purity environments. Engineered with **Parker s XPSeal** technology, the valve features a reinforced bellows assembly that resists fatigue, corrosion, and temperature fluctuations, ensuring long-term operational stability even under cyclic or pulsating conditions. The **direct-acting design** allows for quick response times and low actuation forces, making it ideal for applications requiring rapid on/off cycling or precise metering. Additionally, the valve s **metallic bellows** provide superior resistance to aggressive chemicals, solvents, and extreme temperatures, ranging from **-65 F to 300 F (-54 C to 149 C)**, depending on the media and configuration. Whether integrated into a pneumatic, hydraulic, or gas delivery system, this valve delivers unmatched sealing performance, repeatability, and maintenance-free operation, making it a trusted choice for engineers and operators demanding the highest standards of fluid control.

The Schrader Bellows 1.75DXPSR02.00 (Parker 175DXPSR0200) is a high-performance bellows seal designed for dynamic applications, particularly in hydraulic and pneumatic systems. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros**

1. **High Performance in Dynamic Applications**

The 1.75DXPSR02.00 is engineered for dynamic sealing, meaning it can handle reciprocating or rotating motion while maintaining a reliable seal. This makes it suitable for applications like hydraulic cylinders, pneumatic actuators, and other moving components where traditional static seals would fail.

2. **Excellent Contamination Resistance**

Schrader bellows seals are designed with a convoluted metal bellows structure, which provides a robust barrier against dirt, dust, and other contaminants. This feature extends the life of the seal and reduces the risk of system failure due to external debris.

3. **Wide Temperature Range**

The seal is capable of operating in a broad temperature range, typically from -40 C to 120 C (-40 F to 248 F), depending on the specific material composition. This versatility makes it suitable for applications in extreme environments, such as industrial machinery, automotive systems, or aerospace components.

4. **Long Lifespan and Durability**

The metal bellows construction is inherently durable and resistant to wear, fatigue, and deformation. This results in a longer operational lifespan compared to elastomeric or rubber seals, reducing maintenance frequency and downtime.

5. **Compatibility with Various Fluids**

The seal is designed to work with a wide range of hydraulic and pneumatic fluids, including mineral oils, synthetic oils, water-glycol mixtures, and compressed air. This flexibility ensures broad applicability across different industries.

6. **Low Friction and Smooth Operation**

The design minimizes friction between the seal and the shaft or rod, reducing energy loss and wear on the moving components. This contributes to smoother operation and lower operational costs.

7. **Customization and Adaptability**

Schrader bellows seals can often be customized to fit specific shaft sizes, bore diameters, or application requirements. This adaptability allows engineers to tailor the seal to precise specifications, improving overall system performance.

8. **Corrosion Resistance**

Depending on the material (e.g., stainless steel or coated metals), the seal offers good resistance to corrosion, which is critical in harsh or corrosive environments.

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### **Cons**

1. **Higher Initial Cost**

Compared to traditional rubber or elastomeric seals, metal bellows seals like the 1.75DXPSR02.00 are more expensive upfront. The cost reflects the advanced materials and manufacturing processes required to produce them.

2. **Complex Installation**

Installing a bellows seal can be more complex than installing a simple O-ring or lip seal. Proper alignment, shaft preparation, and installation techniques are critical to ensure optimal performance. Improper installation can lead to premature failure or reduced effectiveness.

3. **Limited Compressibility**

Unlike elastomeric seals, metal bellows seals are not highly compressible. This means they may not conform as easily to minor surface imperfections or misalignments on the shaft or housing. Precision machining of the shaft and housing is often necessary.

4. **Sensitivity to Overcompression**

Overcompressing the bellows can cause permanent deformation or failure. This requires careful attention during installation to ensure the seal is neither undercompressed nor overcompressed.

5. **Potential for Vibration-Induced Fatigue**

While metal bellows seals are durable, prolonged exposure to high-frequency vibrations or cyclic loading can lead to fatigue and eventual failure. This risk is mitigated by proper material selection and design, but it remains a consideration in dynamic applications.

6. **Limited Availability of Spare Parts**

Due to their specialized nature, spare parts for Schrader bellows seals may not be as readily available as for more common seals. This could lead to longer lead times for replacements or repairs.

7. **Not Ideal for Static Applications**

While the 1.75DXPSR02.00 excels in dynamic applications, it is not typically used for static sealing (e.g., sealing a stationary joint). For such applications, simpler seals like O-rings or gaskets would be more appropriate.

8. **Potential for Leakage Under Extreme Conditions**

In cases of extreme pressure spikes, misalignment, or contamination, even high-quality bellows seals can experience leakage. While rare, this is a risk that must be managed through proper system design and maintenance.

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### **Conclusion**

The Schrader Bellows 1.75DXPSR02.00 (Parker 175DXPSR0200) is a superior choice for dynamic sealing applications where reliability, contamination resistance, and longevity are critical. Its metal bellows construction provides outstanding performance in demanding environments, making it ideal for hydraulic cylinders, pneumatic actuators, and other moving components. However, the higher cost, complex installation requirements, and sensitivity to installation precision are factors that must be carefully considered.

For applications where dynamic sealing is essential and budget constraints allow, this seal is an excellent investment. In contrast, for static sealing or simpler applications where cost is a major concern, alternative seals may be more suitable.

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### **Recommendation**

- You are working on a dynamic sealing application (e.g., hydraulic cylinders, pneumatic rods, or reciprocating machinery).

- Your system operates in environments with high contamination risks, extreme temperatures, or corrosive fluids.

- You prioritize long-term durability and reduced maintenance over initial cost.

- The application requires smooth operation with minimal friction and wear.

- Your application is static (e.g., sealing a stationary joint), in which case simpler seals like O-rings or gaskets would suffice.

- Budget constraints are severe, and the higher upfront cost of the bellows seal is prohibitive.

- The installation environment lacks the precision or expertise required for proper seal installation.

- The system is subject to extreme vibration or cyclic loading without proper damping or support structures.

- Ensure the shaft and housing are properly machined and free of burrs or imperfections before installation.

- Follow Schrader/Parker s installation guidelines closely to avoid overcompression or misalignment.

- Consider pairing the seal with complementary components (e.g., dust boots, wipers) to further enhance performance in contaminated environments.

- If possible, consult with a Schrader or Parker representative to confirm compatibility with your specific fluids, temperatures, and operating conditions.

Details:

Call to use a shipping service other than the ones listed. Sells new and surplus product develops channels to purchase such. PARKER 1.75DXPSR02.00 / 175DXPSR0200 USED PNEUMATIC CYLINDER, 1-3/4 BORE, NO CUSHION HEAD, PIVOT AND NOSE MOUNT DOUBLE ACTING PIN, STANDARD BUMPERS, SEALS, SPECIAL MODIFICATIONS, ROD, PISTON ROD END, CAP, 2.00 IN. All products are guaranteed to be working but may show signs of use if purchasing a used product.

Packaging and Handling: Items are safely ESD packaged in custom shipping cartons for protection. Stroke length , Bore Size1-3/4.

part #: 175dxpsr0200 prices

• $29.95-$308.74

specifications hydraulicylind:

• brand: Schrader Bellows
• mpn: 1.75dxpsr02.00

general hydraulicylind:

• condition: Used
• Business Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Hydraulic Pneumatic Cylinders

returns hydraulicylind:

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

offer hydraulicylind:

• availability: In Stock
• quantity: 1
• sold: 0
• options: Ship-to-home
• started: May 3, 2026

payments hydraulicylind:

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• other
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seller hydraulicylind:

• city: 1 Millennium Dr, Willingboro, NJ 08046
• # reviews: 202306
• rating: 99.7%

shipping hydraulicylind:

• class: Standard
• service: Standard
• type: Fixed
• cost: $12.90
• transit: 24-37 Days

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