Description
Reviews
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Material Composition | Tin Bronze (QSn4-3) |
| Alloy Grade | QSn4-3 / CuSn4 |
| Hardness | HB 70-90 |
| Tensile Strength | ≥ 295 MPa |
| Elongation Rate | ≥ 40% |
| Max Operating Temperature | 200°C Continuous |
| Surface Finish | Polished and Deburred |
| Dimensional Tolerance | ISO H7/g6 Standard |
| Customization Options | Non-Standard Sizes Available |
| Packaging Method | Wooden Case or Pallet |
Anonymous
Apr 15, 2026
Rating: 4/5
Solid industrial component
Meets our maintenance requirements. Would prefer faster communication on custom specs but the product itself is very good.
Anonymous
Mar 28, 2026
Rating: 5/5
Manufacturer direct pricing is great
Cut out the middleman and saved a lot on our bulk order. Quality matches the specs provided in the datasheet perfectly.
Anonymous
Mar 07, 2026
Rating: 4/5
Good quality, slight delay
The bearings are high quality and wear-resistant as described. Shipping took a bit longer than expected for custom sizes but worth the wait.
Anonymous
Feb 08, 2026
Rating: 5/5
Excellent durability
We have been running these for 6 months now with no signs of wear. Great for high-friction applications in heavy machinery.
Anonymous
Jan 27, 2026
Rating: 5/5
Perfect fit for our molding line
Ordered custom sizes for our older injection machines. Fit was precise and material feels solid. Highly recommend for industrial maintenance.
Q: Do you provide material certificates with the order?
A: Yes, we provide Mill Test Certificates with every batch to ensure material compliance.
Q: What lubrication do you recommend for these bearings?
A: Standard industrial grease or oil suitable for bronze bearings is recommended for optimal performance.
Q: What is the lead time for non-standard sizes?
A: Typically 15-20 days depending on complexity and quantity ordered.
Q: Do you offer bulk discounts for large orders?
A: Yes, please contact us directly for quotes on orders over 500 units.
Q: Are these suitable for high-temperature environments?
A: QSn4-3 performs well up to 200°C continuous operation without losing structural integrity.
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