Factory NAV4924-4930 & LZ28002 Needle Roller Bearings – High-Load, Precision OEM Replacement
Basic Info.
| Inner Diameter | 120 mm |
|---|---|
| Outer Diameter | 165 mm |
| Thickness | 45 mm |
| Load Direction | Radial Bearing |
| Type | Closed Needle Roller Bearing |
| Material | Bearing Steel |
Introduction
NAV4924 is a high-precision, radial needle roller bearing without inner/outer rings. Designed for compact applications, it features grease or oil lubrication, P0–P2 precision ratings, and C0–C4 clearance options. Made in China, certified with HS Code 8482102000.
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 | 300 mm |
| Outer Diameter | 380 mm |
| Thickness | 80 mm |
| Model No. | NA4860 |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
Description
This NA4860 needle roller bearing features radial load direction, no inner/outer ring design, and high-precision options (P0–P2). It supports grease or oil lubrication, offers standard clearances (C0/C3/C4), and is manufactured in China under BDL brand. Compact 300×380×80 mm size suits heavy-duty applications.
Basic Specifications
| Inner Diameter | 14 mm |
| Outer Diameter | 20 mm |
| Thickness | 12 mm |
| Type | Needle Roller Bearing, Closed, Radial |
| Material | Bearing Steel |
| Origin | China |
Product Description
High-precision needle roller bearing without inner/outer ring, designed for radial load applications. Features grease or oil lubrication, P0–P2 precision ratings, and C0–C4 clearance options. Compact 14×20×12 mm size, OEM/ODM supported.
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.
| Inner Diameter | 55 mm |
| Outer Diameter | 80 mm |
| Thickness | 25 mm |
| Model No. | NA4911 |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
High-precision needle roller bearing (NA4911) with radial load capacity, compact 55×80×25 mm dimensions, grease/oil lubrication, and P0–P2 precision options. Made in China, OEM/ODM supported.
Basic Info.
| Inner Diameter | 120 mm |
| Outer Diameter | 140 mm |
| Thickness | 30 mm |
| Model No. | RNA4822 |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
Introduction
This RNA4822 needle roller bearing features radial load direction, no inner/outer ring design, and high-precision options (P0–P2). Suitable for compact applications requiring high load capacity and low friction. Lubricated with grease or oil, compliant with HS code 8482102000. Made in China.
Basic Info.
| Inner Diameter | 85 mm |
| Outer Diameter | 105 mm |
| Thickness | 30 mm |
| Type | Needle Roller Bearing |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
Introduction
RNA4915 is a high-precision, closed-type needle roller bearing without inner or outer rings. Designed for radial loads, it features compact dimensions (85×105×30 mm), grease/oil lubrication, and precision ratings from P0 to P2. Made of bearing steel, it’s ideal for OEM/ODM applications with fast delivery (3–7 days).
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 | 360 mm |
| Outer Diameter | 440 mm |
| Thickness | 80 mm |
| Model No. | NA4872 |
| Type | Needle Roller Bearing, Closed, Without Outer & Inner Ring |
| Material | Bearing Steel |
Introduction
High-precision needle roller bearing (NA4872) with radial load capacity. Made of premium bearing steel, closed design, grease/oil lubricated. Dimensions: 360×440×80 mm. Suitable for OEM/ODM applications. Precision ratings P0–P2; clearances C0–C4. Fast delivery (3–7 days) from China.
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 | 52 mm |
| Outer Diameter | 68 mm |
| Thickness | 22 mm |
| Model No. | RNA4909 |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
Introduction
This RNA4909 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 (52×68×22 mm).
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 | 22 mm |
| Outer Diameter | 30 mm |
| Thickness | 13 mm |
| Model | RNA4903 |
| Type | Needle Roller Bearing, Closed, Without Outer/Inner Ring |
Description
High-precision needle roller bearing made of bearing steel, suitable for radial load applications. Features grease or oil lubrication, standard precision ratings (P0–P2), and standard clearances (C0–C4). Compact size (22×30×13 mm), OEM/ODM supported, manufactured in China.

















