A
Anonymous
Apr 10, 2026
Rating: 5/5
Smooth Operation
Works great on my 3D printer axes. No noise and very smooth movement without any grease.
Description
Oil-Free Bushing SF1 Self-Lubricating Oil-Impregnated Bearing Composite Bearing Shaft Sleeve, Inner Diameter 3 4 5 6 7
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Material Composition | POM + Solid Lubricant |
| Bearing Type | SF1 Self-Lubricating Bushing |
| Inner Diameter Options | 3mm / 4mm / 5mm / 6mm / 7mm |
| Outer Diameter Tolerance | +0.025 / +0.045 mm |
| Inner Diameter Tolerance | +0.020 / +0.045 mm |
| Static Load Capacity | 30 N/mm² |
| Dynamic Load Capacity | 15 N/mm² |
| Operating Temperature | -40°C to +100°C |
| Friction Coefficient | 0.03 - 0.15 |
| Package Quantity | 10 Pieces per Pack |
5 reviews
A
Anonymous
Feb 27, 2026
Rating: 4/5
Solid Choice
Good for low speed applications as described. Would buy again.
A
Anonymous
Feb 19, 2026
Rating: 5/5
No Grease Needed
Exactly what I needed for maintenance-free joints in my robotic project.
A
Anonymous
Feb 14, 2026
Rating: 4/5
Good Value
One bushing was slightly tight but others fit perfect. Good value for the price.
A
Anonymous
Jan 30, 2026
Rating: 5/5
High Quality
Material feels dense and durable. Machining looks precise.
5 FAQ
Q: What is the recommended housing tolerance?
A: We recommend H7 housing tolerance for optimal fit.
Q: Do I need to lubricate them before installation?
A: No, they are self-lubricating and ready to use out of the box.
Q: Can I use these with a steel shaft?
A: Yes, these are compatible with hardened steel shafts.
Q: Are these waterproof?
A: They are resistant to water but not designed for indefinite submersion.
Q: Can I return them if the size is wrong?
A: Yes, please follow our standard return policy within 30 days.
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