BDL NK08/12 NK19/12 NK12/12 Needle Roller Bearings – High-Load, Precision Factory Direct
Basic Specifications
| Inner Diameter | 12 mm |
|---|---|
| Outer Diameter | 19 mm |
| Thickness | 12 mm |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Product Overview
This needle roller bearing (Model: Nk12/12) features compact dimensions (12×19×12 mm), radial load capacity, high-precision options (P0–P2), and standard clearances (C0–C4). Made of bearing steel, it supports OEM/ODM service and ships within 3–7 days.
Basic Info.
- Needle Bearing
- Cylindrical Roller Bearing
- Auto Bearing
- Thrust Needle Roller Bearing
- Linear Bearing
- Angular Contact Ball Bearing
- Alloy Guide Rail
- Deep Groove Ball Bearing
- Plain Bearing
- Spherical Roller Bearing
- Auto Air Conditioning Compressor
- Taper Roller Bearing
- Spherical Plain Bearing
- Thrust Ball Bearing
- Self-Aligning Ball Bearing
- Thrust Self-aligning Roller Bearing
- Pillow Block Bearing
Related Products
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 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 with BDL branding.
Basic Info.
| Inner Diameter | 10 mm |
| Outer Diameter | 22 mm |
| Thickness | 13 mm |
| Model No. | NA4900 |
| Type | Closed Needle Roller Bearing |
| Material | Bearing Steel |
Description
This NA4900 needle roller bearing features compact dimensions (10×22×13 mm), radial load capacity, closed design, and high-precision options (P0–P2). Made of bearing steel, it supports grease or oil lubrication and is ideal for OEM/ODM applications.
Basic Info.
| Inner Diameter | 350 mm |
| Outer Diameter | 400 mm |
| Thickness | 80 mm |
| Model No. | RNA4864 |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
Introduction
This RNA4864 needle roller bearing features radial load direction, no inner/outer ring design, and high-precision ratings (P0–P2). It supports grease or oil lubrication, offers standard clearances (C0–C4), and is manufactured in China under the BDL brand. Ideal for OEM/ODM applications with fast delivery (3–7 days).
Basic Info.
| Model NO. | KR13 KR16 KR019 KR22 KR26 |
| Material | Bearing Steel |
| Precision Rating | P0 P6 P5 P4 |
| Vibration Level | Z1 Z2 Z3 Z4 |
| Feature | Long Life, High Speed, Low Noise |
| Origin | China |
Introduction
High-performance angular contact ball bearings designed for precision machinery. Made of premium bearing steel with strict precision (P0–P4) and low vibration (Z1–Z4) ratings. Ideal for high-speed, low-noise, long-life applications. OEM/ODM supported. HS Code: 8482102000.
Basic Info.
| Inner Diameter | 14 mm |
| Outer Diameter | 22 mm |
| Thickness | 16 mm |
| Type | Needle Roller Bearing |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
Introduction
This needle roller bearing (Model: RNA4900X2A) features compact dimensions (14×22×16 mm), radial load capability, and high-precision options (P0–P2). Made of premium bearing steel, it supports grease or oil lubrication and is ideal for space-constrained applications requiring high load capacity and low friction.
Basic Info.
| Inner Diameter | 170 mm |
| Outer Diameter | 215 mm |
| Thickness | 45 mm |
| Model NO. | NA4834 |
| Type | Closed Needle Roller Bearing |
| Material | Bearing Steel |
High-precision needle roller bearing without inner/outer rings, designed for radial load applications. Features grease or oil lubrication, P0–P2 precision grades, C0–C4 clearance options, and compact 170×215×45 mm dimensions. Made in China, OEM/ODM supported.
Basic Info
| Inner Diameter | 70 mm |
| Outer Diameter | 100 mm |
| Thickness | 30 mm |
| Model No. | NA4914 |
| Type | Needle Roller Bearing, Closed, Without Outer/Inner Ring |
| Material | Bearing Steel |
Description
High-precision needle roller bearing (NA4914) with dimensions 70×100×30 mm. Designed for radial load applications. Made of premium bearing steel, sealed type, grease or oil lubricated. Available in precision grades P0–P2 and clearances C0–C4. OEM/ODM supported. Made in China.
Basic Info.
| Inner Diameter | 30 mm |
| Outer Diameter | 47 mm |
| Thickness | 17 mm |
| Model No. | NA4906 |
| Type | Needle Roller Bearing, Closed, Without Outer/Inner Ring |
| Material | Bearing Steel |
Introduction
This NA4906 needle roller bearing features compact dimensions (30×47×17 mm), radial load capacity, and high-precision options (P0–P2). Made of bearing steel, it supports grease or oil lubrication and is ideal for OEM/ODM applications. Fast delivery (3–7 days) and certified with HS code 8482102000.
Specifications
| Model No. | HK0509/HK0609 |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C2, C3, C4, C5 |
| Features | High Precision, Long Life, Low Noise |
Description
High-quality radial bearings made from bearing steel, available in multiple models and precision grades. Ideal for industrial applications requiring reliability and durability. OEM/ODM service supported.
Basic Info.
| Inner Diameter | 220 mm |
| Outer Diameter | 250 mm |
| Thickness | 50 mm |
| Model No. | RNA4840 |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
Introduction
RNA4840 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 C0–C4 clearance options. Made in China, it offers OEM/ODM service and fast delivery (3–7 days).
Basic Info.
| Inner Diameter | 285 mm |
| Outer Diameter | 320 mm |
| Thickness | 60 mm |
| Model No. | RNA4852 |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
Introduction
This RNA4852 needle roller bearing is a radial, ringless design made of high-grade bearing steel. It features closed construction, supports grease or oil lubrication, and offers precision grades P0–P2 with clearance options C0/C3/C4. Ideal for OEM/ODM applications.
Basic Info.
| Inner Diameter | 85 mm |
| Outer Diameter | 120 mm |
| Thickness | 35 mm |
| Type | Needle Roller Bearing |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
Description
This high-precision needle roller bearing (Model: NA4917) features compact dimensions (85×120×35 mm), radial load capacity, and is made of premium bearing steel. Suitable for OEM/ODM applications with grease or oil lubrication. Available in precision grades P0–P2 and clearances C0–C4. Made in China.

















