A
Anonymous
Apr 12, 2026
Rating: 5/5
Durable and reliable
Been running in our conveyor system for 3 months without any wear signs.
Description
SF-1 Oil-Free Self-Lubricating Composite Bearing Bronze Bushing 38 40 45 50 55 60 65 70 80 90
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Material Composition | Steel Back + Bronze Mesh + PTFE |
| Available Inner Diameters | 38, 40, 45, 50, 55, 60, 65, 70, 80, 90 mm |
| Lubrication Type | Self-Lubricating (Oil-Free) |
| Operating Temperature | -40°C to +110°C |
| Dynamic Load Capacity | 140 N/mm² |
| Static Load Capacity | 250 N/mm² |
| Coefficient of Friction | 0.03 - 0.20 |
| Surface Treatment | Precision Machined Bronze |
| Certification | ISO 9001 Certified Manufacturing |
| Package Contents | 1 x SF-1 Composite Bearing Sleeve |
5 reviews
A
Anonymous
Apr 07, 2026
Rating: 5/5
Smooth operation
Reduced noise significantly compared to our old bronze bushings. Very happy.
A
Anonymous
Apr 05, 2026
Rating: 4/5
Good quality, tight fit
Material feels solid. Had to press it in firmly but that ensures stability.
A
Anonymous
Mar 21, 2026
Rating: 5/5
Excellent replacement part
Fit perfectly on my hydraulic arm. No grease needed which saves maintenance time.
A
Anonymous
Mar 15, 2026
Rating: 5/5
Great value for money
Cheaper than local suppliers and quality is just as good. Will order again.
5 FAQ
Q: Can these be used for linear sliding applications?
A: Yes, SF-1 bearings are designed for both rotational and linear motion.
Q: Is this suitable for outdoor agricultural equipment?
A: Yes, the composite material offers good resistance to dust and moisture.
Q: Do I need to ream the bearing after installation?
A: Light reaming may be required if press-fit tolerance reduces inner diameter slightly.
Q: What is the wall thickness for the 50mm size?
A: Standard wall thickness is typically 2mm to 3mm depending on specific series.
Q: What is the maximum speed rating?
A: Recommended maximum sliding speed is 0.5 m/s for optimal longevity.
![[M2-M20] Stainless Steel Spring Washer](https://www.gosteppe.com/cache/medium/product/16306/legacy-main-ef3d2dba3bde669d48e6cca2.webp)
![[Buy 2 Get 10% Off] Painted Double-Layer Wool Felt Mat for Calligraphy and Painting](https://www.gosteppe.com/cache/small/product/270133/legacy-main-a12ad5b62abb27a9a45afaf4.png)
