HK1614 HK1616 HK1714 HK1718 HK1816 Needle Roller Bearings – Precision OEM Mountings
Basic Info.
| Inner Diameter | 16 mm |
| Outer Diameter | 22 mm |
| Thickness | 14 mm |
| Type | Needle Roller Bearing |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
High-precision needle roller bearing (HK1614) with radial load capacity, compact 16×22×14 mm dimensions, made of bearing steel. Features closed design, grease/oil lubrication, and P0–P2 precision ratings. Suitable for OEM/ODM applications. Made in China.
Basic Info.
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Related Products
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 | 285 mm |
| Outer Diameter | 320 mm |
| Thickness | 60 mm |
| Model No. | RNA4852 |
| Type | Closed Needle Roller Bearing |
| Material | Bearing Steel |
Description
High-precision radial needle roller bearing (RNA4852), without inner/outer rings, made of bearing steel. Features closed design, grease/oil lubrication, and standard clearances (C0/C3/C4). Precision ratings available: P0–P2. Compact size: 285×320×60 mm. 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, 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.
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).
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 | 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 | 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.
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 | 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 | 415 mm |
| Outer Diameter | 480 mm |
| Thickness | 100 mm |
| Model No. | RNA4876 |
| Type | Needle Roller Bearing, Closed |
| Material | Bearing Steel |
Introduction
High-precision radial needle roller bearing (RNA4876) with no inner/outer ring design. Made of premium bearing steel, pre-lubricated with grease or oil. Available in precision grades P0–P2 and clearances C0–C4. Compact 415×480×100 mm size, ideal for space-constrained applications. OEM/ODM supported.
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 | 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.

















