BDL NKI12/20 NKI15/16 NKI15/20 Needle Roller Bearings – High-Precision Factory Direct
Basic Info.
| Inner Diameter | 12 mm |
| Outer Diameter | 24 mm |
| Thickness | 20 mm |
| Load Direction | Radial Bearing |
| Type | Closed Needle Roller Bearing |
| Material | Bearing Steel |
Introduction
This needle roller bearing (Model: NKI12/20) features compact dimensions (12×24×20 mm), high radial load capacity, and closed design for grease or oil lubrication. Made of premium bearing steel, it supports precision grades P0–P2 and clearances C0–C4. Ideal for OEM/ODM applications with fast delivery (3–7 days).
Basic Info.
- Auto Bearing
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- Thrust Needle Roller Bearing
- Self-Aligning Ball Bearing
- Deep Groove Ball Bearing
- Auto Air Conditioning Compressor
- Taper Roller Bearing
- Spherical Plain Bearing
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- Spherical Roller Bearing
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Related Products
Basic Info.
| Inner Diameter | 140 mm |
|---|---|
| Outer Diameter | 175 mm |
| Thickness | 35 mm |
| Model No. | NA4828 |
| Type | Needle Roller Bearing, Closed, Without Outer/Inner Ring |
| Material | Bearing Steel |
Introduction
This high-precision needle roller bearing (NA4828) features compact dimensions (140×175×35 mm), radial load capacity, and versatile lubrication options (grease or oil). Designed for OEM/ODM applications, it meets P0–P2 precision grades and C0–C4 clearance standards. Made in China with BDL branding.
Basic Info.
| Inner Diameter | 10 mm |
| Outer Diameter | 22 mm |
| Thickness | 13 mm |
| Model No. | NA4900 |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
Description
This needle roller bearing (NA4900) features compact dimensions of 10×22×13 mm, radial load capability, and high-precision options (P0–P2). Made of bearing steel, it’s grease or oil lubricated, closed-type, and suitable for OEM/ODM applications. Origin: China.
Basic Info.
| Inner Diameter | 35 mm |
| Outer Diameter | 47 mm |
| Thickness | 17 mm |
| Model No. | RNA4906 |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
Description
RNA4906 is a high-precision radial needle roller bearing without inner or outer rings. Compact size (35×47×17 mm), grease/oil lubricated, and available in P0–P2 precision grades. Ideal for OEM/ODM applications with fast delivery (3–7 days). Made in China, HS Code 8482102000.
Specifications
| Bore Diameter | 6 mm |
| Outer Diameter | 16 mm |
| Thickness | 28.2 mm |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
Needle Roller Bearing with radial load direction, designed without outer and inner rings. Made of high-quality bearing steel, offering reliable performance in compact spaces. Suitable for various industrial applications requiring high load capacity and precision.
Specifications
| Bore Diameter | 100 mm |
| Outer Diameter | 120 mm |
| Width | 35 mm |
| Load Direction | Radial Bearing |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
Description
Needle Roller Bearing K9X12X13TN, made of high-quality bearing steel, features a closed design without outer and inner rings. Suitable for radial load applications, it offers multiple precision and clearance options, ensuring reliable performance in demanding environments. Lubricated with grease or oil, ideal for OEM/ODM use.
Basic Info.
| Inner Diameter | 68 mm |
| Outer Diameter | 85 mm |
| Thickness | 25 mm |
| Model No. | RNA4912 |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
High-precision RNA4912 needle roller bearing with radial load capacity. Features no inner/outer ring design, grease or oil lubrication, and P0–P2 precision ratings. Made in Japan by IKO, ideal for compact, high-load applications.
Basic Info.
| Inner Diameter | 17 mm |
| Outer Diameter | 30 mm |
| Thickness | 23 mm |
| Model No. | NA6903 |
| Type | Needle Roller Bearing, Closed, Without Outer/Inner Ring |
| Material | Bearing Steel |
Description
High-precision needle roller bearing (NA6903) with compact dimensions 17×30×23 mm. Designed for radial load applications, made of premium bearing steel, pre-lubricated with grease or oil. Available in precision grades P0–P2 and clearances C0–C4. OEM/ODM supported. Made in China.
Basic Info.
| Inner Diameter | 32 mm |
| Outer Diameter | 42 mm |
| Thickness | 20 mm |
| Model NO. | 624705 |
| Type | Closed Needle Roller Bearing |
| Material | Bearing Steel |
Description
This precision needle roller bearing (Model 624705) features compact dimensions of 32×42×20 mm, radial load capability, and closed design for enhanced durability. Made from high-grade bearing steel, it supports grease or oil lubrication and offers standard precision ratings (P0–P2) and clearances (C0–C4). Ideal for OEM/ODM applications with fast delivery (3–7 days).
Basic Info.
| Inner Diameter | 14 mm |
| Outer Diameter | 22 mm |
| Thickness | 16 mm |
| Model No. | RNA4900X2A |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
Description
This precision needle roller bearing (RNA4900X2A) features compact dimensions of 14×22×16 mm, radial load capacity, and high-grade bearing steel construction. Designed without inner/outer rings for lightweight integration, it supports grease or oil lubrication and offers clearance options C0/C3/C4 with precision ratings from P0 to P2. Ideal for OEM/ODM applications requiring reliability and space efficiency.
Basic Info.
| Inner Diameter | 160 mm |
| Outer Diameter | 190 mm |
| Thickness | 50 mm |
| Model No. | RNA4928 |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
Description
RNA4928 is a high-precision radial needle roller bearing without inner and outer rings. Designed for compact applications, it features grease or oil lubrication, P0–P2 precision ratings, and standard clearances (C0/C3/C4). Made in China, it offers OEM/ODM service and fast delivery (3–7 days).
Basic Info
| Inner Diameter | 110 mm |
| Outer Diameter | 140 mm |
| Thickness | 30 mm |
| Model No. | NA4822 |
| Type | Needle Roller Bearing, Closed, Without Outer/Inner Ring |
| Material | Bearing Steel |
Description
This NA4822 needle roller bearing features radial load direction, compact dimensions (110×140×30 mm), high-precision rating (P0–P2), and standard clearance (C0/C3/C4). Designed for OEM/ODM applications, it supports grease or oil lubrication and is manufactured in China under BDL brand.
Basic Info.
| Inner Diameter | 350 mm |
|---|---|
| Outer Diameter | 400 mm |
| Thickness | 80 mm |
| Model No. | RNA4864 |
| Type | Closed Needle Roller Bearing |
| Material | Bearing Steel |
Introduction
High-precision RNA4864 needle roller bearing, radial load direction, without inner/outer ring design. Made of premium bearing steel, lubricated with grease or oil. Available in precision grades P0–P2 and clearances C0–C4. Fast delivery (3–7 days), OEM/ODM supported. Origin: China.

















