17M-15-49270 17M1549270 Engineering Machinery Parts D155A-5 D275A-5R

1. Quick Details of  seal 17M-15-49270:

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3. 17M-15-49270  picture:

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5. FAQ

Q: How long can a properly installed bronze piston seal ring last?

A: With clean hydraulic fluid, correct installation, and operation within rated pressure and temperature limits, bronze seal rings can last for tens of thousands of operating hours. Their lifespan is reduced by contaminated fluid, excessive side loads, or poor alignment.

Q: Can I reuse a bronze piston seal ring after removing it?

A: No, it is not recommended. Once removed, the ring may lose its tension or develop micro-scratches and deformation that can lead to leaks or accelerated wear. Always install new rings during reassembly.

Q: What are the advantages of bronze for this application?

A: Bronze offers low friction against steel cylinder bores, resists wear under heavy loads and side forces, maintains dimensional stability at high pressures, and has good corrosion resistance in hydraulic fluids.

Q: How do I install this piston seal ring correctly?

A: Expand the split ring carefully by hand or with a proper ring expander to avoid overstretching, slide it into the piston groove, ensure it sits flat without twisting, then stagger the ring gaps if multiple rings are used before assembling the piston into the cylinder.

Q: What common issues lead to bronze seal ring failure?

A: Common causes include poor lubrication, contaminated hydraulic fluid causing abrasion, excessive side loads, misalignment of the piston, and overstretching or damaging the ring during installation.

Q: How long does a bronze piston seal ring typically last?

A: Under normal operating conditions with clean fluid and proper alignment, a high-quality bronze ring can last 5,000–10,000 operating hours, depending on load and cycle rate.

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