China NKI85/36 NKI90/26 NKI90/36 BDL Needle Roller Bearings – High-Precision Factory Direct
Basic Info.
| Inner Diameter | 85 mm |
| Outer Diameter | 115 mm |
| Thickness | 36 mm |
| Type | Needle Roller Bearing, Closed, Without Outer/Inner Ring |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Description
High-precision needle roller bearing (NKI85/36) for radial load applications. Compact design without inner/outer rings, made of bearing steel, rated P0–P2, with standard clearances C0/C3/C4. Ideal for OEM/ODM use. Fast delivery (3–7 days).
Basic Info.
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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 | 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 | 125 mm |
| Outer Diameter | 150 mm |
| Thickness | 40 mm |
| Model No. | RNA4922 |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
Introduction
This RNA4922 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 the BDL brand. Ideal for compact, high-load applications.
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 | 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.
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 | 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 | 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 | 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.
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.

















