A
Anonymous
Mar 21, 2026
Rating: 4/5
Works well
Good product. I ordered the wrong size initially but the 5mm version works perfectly.
Description
Oil-Free Bushing SF1 Self-Lubricating Oil-Impregnated Bearing Composite Bearing Sleeve Inner Diameter 3 4 5 6 7
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Material Composition | SF1 Composite (Steel Base + Bronze + POM) |
| Inner Diameter Options | 3mm, 4mm, 5mm, 6mm, 7mm |
| Outer Diameter Tolerance | +0.025mm / +0.007mm |
| Length Tolerance | ±0.10mm |
| Dynamic Load Capacity | 140 N/mm² |
| Static Load Capacity | 250 N/mm² |
| Max Sliding Speed | 2.5 m/s (Dry) |
| Operating Temperature | -40°C to +130°C |
| Friction Coefficient | 0.03 - 0.10 |
| Surface Finish | Smooth POM Overlay |
5 reviews
A
Anonymous
Mar 16, 2026
Rating: 5/5
No more squeaking
Replaced old brass bushings with these. The self-lubricating feature works great.
A
Anonymous
Mar 12, 2026
Rating: 4/5
Good quality metal
Solid construction. Fit was slightly tight initially but loosened up after use.
A
Anonymous
Feb 26, 2026
Rating: 5/5
Perfect for my 3D printer
These bushings fit perfectly on my linear rods. No more squeaking and movement is smooth.
A
Anonymous
Feb 06, 2026
Rating: 5/5
Fast delivery
Exactly as described in specs. Arrived well packaged and protected from damage.
5 FAQ
Q: Is this material lead-free?
A: Yes, our SF1 composite is manufactured without lead for safety compliance.
Q: How do I determine the correct outer diameter?
A: The OD varies based on the ID selected. Please check the specification chart.
Q: Do I need to apply grease to these bushings?
A: No, the SF1 material is self-lubricating. Adding oil may attract dust.
Q: Can these be used in outdoor environments?
A: Yes, they are resistant to corrosion, but avoid strong acids or alkalis.
Q: Is this a press fit installation?
A: Yes, these are designed for press fit into a housing bore.
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