BDL NA4900/NA4901/NA4902 Needle Roller Bearings – High-Precision, Factory Direct
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.
Related Products
Basic Info
| Inner Diameter | 300 mm |
|---|---|
| Outer Diameter | 380 mm |
| Thickness | 80 mm |
| Model No. | NA4860 |
| Type | Closed Needle Roller Bearing |
| Material | Bearing Steel |
Introduction
This NA4860 closed needle roller bearing features radial load direction, no outer/inner ring design, grease or oil lubrication, and precision ratings from P0 to P2. Made in China with BDL trademark, it offers high load capacity and compact dimensions (300×380×80 mm).
Basic Info.
| Inner Diameter | 85 mm |
| Outer Diameter | 120 mm |
| Thickness | 35 mm |
| Type | Needle Roller Bearing |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
Introduction
NA4917 is a high-precision radial needle roller bearing without inner/outer rings. Made of bearing steel, it supports grease or oil lubrication and offers precision grades P0–P2 and clearances C0–C4. Compact size (85×120×35 mm), ideal for space-constrained applications. OEM/ODM supported.
Basic Info.
| Inner Diameter | 30 mm |
| Outer Diameter | 47 mm |
| Thickness | 17 mm |
| Model No. | NA4906 |
| Type | Needle Roller Bearing, Closed |
| 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. Origin: China.
Basic Info.
| Inner Diameter | 220 mm |
|---|---|
| Outer Diameter | 250 mm |
| Thickness | 50 mm |
| Model No. | RNA4840 |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
Description
High-precision needle roller bearing (RNA4840) with radial load capacity, no inner/outer ring design. Dimensions: 220×250×50 mm. Made of bearing steel, lubricated with grease or oil. Available in precision grades P0–P2 and clearances C0–C4. OEM/ODM supported. Fast delivery: 3–7 days.
Basic Info.
| Inner Diameter | 360 mm |
| Outer Diameter | 440 mm |
| Thickness | 80 mm |
| Model NO. | NA4872 |
| Type | Closed Needle Roller Bearing |
| Material | Bearing Steel |
Introduction
This NA4872 closed needle roller bearing features radial load direction, no inner/outer ring design, grease or oil lubrication, and precision ratings from P0 to P2. Made in China with BDL trademark, it offers high load capacity and compact dimensions (360×440×80 mm).
Basic Specifications
| Inner Diameter | 55 mm |
| Outer Diameter | 80 mm |
| Thickness | 25 mm |
| Model No. | NA4911 |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
Product Overview
High-precision needle roller bearing (NA4911) with radial load capacity, grease/oil lubrication, and P0–P2 precision ratings. Compact 55×80×25 mm design, no inner/outer ring, ideal for OEM/ODM applications. Made in China, HS Code 8482102000.
Basic Info
| Inner Diameter | 170 mm |
| Outer Diameter | 215 mm |
| Thickness | 45 mm |
| Model No. | NA4834 |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
Description
High-precision needle roller bearing (NA4834) with radial load direction, no inner/outer ring design. Dimensions: 170×215×45 mm. Made of premium bearing steel, lubricated with grease or oil. Available in precision grades P0–P2 and clearances C0–C4. OEM/ODM supported. Fast delivery (3–7 days).
Basic Info
| Inner Diameter | 52 mm |
| Outer Diameter | 68 mm |
| Thickness | 22 mm |
| Model No. | RNA4909 |
| Type | Needle Roller Bearing, Closed, Without Outer/Inner Ring |
| Material | Bearing Steel |
Introduction
RNA4909 is a high-precision radial needle roller bearing made of bearing steel. Compact design (52×68×22 mm), closed type, grease or oil lubricated. Suitable for OEM/ODM applications with P0–P2 precision and C0–C4 clearance options. Made in China.
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 | 55 mm |
| Outer Diameter | 80 mm |
| Thickness | 45 mm |
| Load Direction | Radial Bearing |
| Type | Closed Needle Roller Bearing |
| Material | Bearing Steel |
NA6911 is a high-precision radial needle roller bearing without inner/outer rings, made of bearing steel. It features compact dimensions (55×80×45 mm), closed design, and supports grease or oil lubrication. Suitable for OEM/ODM applications with P0–P2 precision ratings and C0–C4 clearance options.
Basic Info.
| Inner Diameter | 85 mm |
| Outer Diameter | 105 mm |
| Thickness | 30 mm |
| Model No. | RNA4915 |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
Introduction
RNA4915 is a high-precision radial needle roller bearing without inner or outer rings. Designed for compact applications, it features grease or oil lubrication, P0–P2 precision ratings, and C0–C4 clearance options. Made in China with BDL branding, it offers robust performance in OEM/ODM setups.
Basic Info.
| Inner Diameter | 70 mm |
| Outer Diameter | 100 mm |
| Thickness | 30 mm |
| Model No. | NA4914 |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
Introduction
This NA4914 needle roller bearing features compact dimensions (70×100×30 mm), radial load capacity, and high-precision options (P0–P2). Made of bearing steel, it supports grease or oil lubrication and is suitable for OEM/ODM applications. Origin: China.