NN3030 Cylindrical Roller Bearings
The NN cylindrical roller bearing is one separable type bearing and easy to assemble and disassemble. Together with NNU cylindrical roller bearing, they are two designs of double row cylindrical roller bearings. The double-row cylindrical roller bearing. allows a certain axial displacement between the shaft and bearing housing and can be used as a floating bearing. The double-row cylindrical roller bearing has two optional structures: cylindrical bore and tapered bore(suffix K). The tapered bore structure can allow the radial clearance to be adjusted when the bearing is installed.
The advantages of the double-row cylindrical roller bearings are high stiffness and high precision, so they are usually used as main shaft bearings of precision machine tools.

| Bearing type: | Double Row Cylindrical Roller Bearing | |
| Bearing code: | NN3030, NN3030K | K: tapered bore |
| d (mm): | 150 | Inner diameter |
| D (mm): | 225 | Outer diameter |
| B (mm): | 56 | Width |
| Brand: | TEDIN, or Neutral | according to customer's requirement |
| Clearance: | Positive, or negative | according to customer's requirement |
| Cage Material: | Brass, or Nylon | |
| Precision Grade: | Class P5, P4, P42 | according to customer's requirement |
| Packing: | Standard Export Packing | Carton Boxes / Wooden Cases / Pallets |
Tedin's advantage:
1) Quality Assurance: 12-months;
2) Sufficient inventory: Mass standard type bearings keep in stock For the fastest delivery within 3-7 days;
3) Worldwide Transportation: Via DHL / FEDEX / TNT / USA EXPRESS ( 5-7 Days can Arrive ) OR VIA SEA, Via Air --Multi-Shiping Way for your choice;
4) Service: 7x24 Hours Online Talk & Quick Inquiry Reply.
FAQ:
1. Can you provide samples? Is it free or extra?
We can supply free samples for small-size standard bearings that we have in stock. But, for the bearings with large-size, we have to arrange production upon your order, and there would be a MOQ.
2. Can you accept small quantity order?
For the standard bearings that we have in stock, a small quantity is acceptable to us. But for the bearings we need to arrange new production, there would be a MOQ.
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Bearing type: | ||
Bearing code: | NN3030, NN3030K, | K: tapered bore |
d (mm): | 150 | Inner diameter |
D (mm): | 225 | Outer diameter |
B (mm): | 56 | Width |
Brand: | TEDIN, or Neutral | according to customer's requirement |
Clearance: | Positive, or negative | according to customer's requirement |
Cage Material: | Brass, or Nylon | |
Precision Grade: | Class P5, P4, P42 | according to customer's requirement |
Packing: | Standard Export Packing | Carton Boxes / Wooden Cases / Pallets |






