A
Anonymous
Apr 12, 2026
Rating: 5/5
Smooth Spin
Replaced worn bearings on my lathe. No rough spots and fits perfectly. Will buy again when needed.
Description
NSK Imported High-Speed Bearings 6300 6301 6302 6303 6304 6305 6306 6307 6308
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Brand | NSK |
| Bearing Type | Deep Groove Ball Bearing |
| Model Series | 6300, 6301, 6302, 6303, 6304, 6305, 6306, 6307, 6308 |
| Material | High Carbon Chrome Steel (GCr15) |
| Seal Option | Open, ZZ (Metal Shield), or 2RS (Rubber Seal) |
| Precision Class | P0 (ISO) / ABEC-1 |
| Lubrication | Pre-greased |
| Cage Material | Pressed Steel |
| Country of Origin | Imported (Japan/Thailand/China) |
| Warranty | 6 Months Seller Warranty |
5 reviews
A
Anonymous
Apr 02, 2026
Rating: 5/5
Genuine Article
Checked the laser etching and packaging hologram. These are definitely authentic NSK bearings. Smooth rotation right out of the box.
A
Anonymous
Mar 23, 2026
Rating: 4/5
Good Value
Solid bearing quality as expected from NSK. Shipping took a bit longer than expected, but the product itself is flawless.
A
Anonymous
Feb 01, 2026
Rating: 5/5
Bulk Order Satisfied
Ordered mixed sizes for our workshop inventory. All units were individually boxed and sealed. Great supplier for OEM parts.
A
Anonymous
Jan 26, 2026
Rating: 5/5
Perfect for Motor Repair
Used the 6305 model to repair an electric motor. Silent operation and no vibration. Highly recommend for industrial use.
5 FAQ
Q: What is the temperature range for the pre-applied grease?
A: The standard grease supports an operating temperature range of approximately -20°C to +110°C under normal load conditions.
Q: How can I verify the authenticity upon delivery?
A: Genuine NSK bearings come with a specific hologram on the box and laser-etched markings on the bearing ring. We guarantee OEM quality.
Q: Are these bearings sealed or open by default?
A: You can select the seal type (Open, ZZ, or 2RS) from the dropdown menu before adding to cart. Each option is priced accordingly.
Q: Do you provide a tax invoice for business purchases?
A: Yes, we provide a valid tax invoice for all orders. Please ensure your business details are entered correctly at checkout.
Q: What is the maximum RPM for the 6305 model?
A: The limiting speed depends on lubrication and load. Please refer to the official NSK technical catalog for specific speed ratings.
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