K4X7X7tn Needle Roller Bearing – Small, High-Precision Sprag Clutch for Fishing Reels & Bikes
Basic Specifications
| Inner Diameter | 3.175–14.288 mm |
|---|---|
| Outer Diameter | Not specified |
| Thickness | 4×7×7 mm |
| Load Direction | Radial Bearing |
| Type | Closed, Needle Roller Bearing |
| Material | Bearing Steel |
Product Description
High-precision needle roller bearings (Model: K4X7X7TN), radial load design, closed type, full complement structure. Made of bearing steel, suitable for engineering machinery. Available in OEM/ODM service. Lubrication: grease or oil. Certifications: ISO9001:2000. Delivery: 3–7 days.
Basic Info.
Related Products
Basic Info
| Inner Diameter | 13 mm |
| Outer Diameter | 20 mm |
| Thickness | 15 mm |
| Type | Needle Roller Bearing, Closed, Without Outer/Inner Ring |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Introduction
This K15X20X13 needle roller bearing features compact dimensions (20×13×15 mm), radial load capacity, high-precision options (P0–P2), and standard clearances (C0/C3/C4). Made of bearing steel, it supports OEM/ODM service and ships in 3–7 days.
Basic Info.
| Inner Diameter | 15 mm |
| Outer Diameter | 35 mm |
| Thickness | 19 mm |
| Model No. | NUTR15 |
| Type | Closed Needle Roller Bearing |
| Material | Bearing Steel |
Description
This NUTR15 needle roller bearing features compact dimensions (15×35×19 mm), radial load capability, and a closed design for enhanced sealing. Made from high-grade bearing steel, it supports grease or oil lubrication and offers precision ratings from P0 to P2. Ideal for OEM/ODM applications with fast delivery (3–7 days) and certified origin (China).
Specifications
| Inner Diameter | 48 mm |
| Outer Diameter | 62 mm |
| Thickness | 22 mm |
Introduction
RNAV4908 is a radial needle roller bearing without inner and outer rings, made of high-quality bearing steel. It features closed-type design, grease or oil lubrication, and precision ratings from P0 to P2. Ideal for compact applications requiring high load capacity and low friction. Origin: China. HS Code: 8482102000.
Basic Info.
| Inner Diameter | 12 mm |
| Outer Diameter | 26 mm |
| Thickness | 2 mm |
| Type | Needle Roller Bearing |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
AXK1226 is a compact, high-precision needle roller bearing without inner or outer rings. Designed for radial loads, 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 | 45 mm |
| Outer Diameter | 100 mm |
| Thickness | 32 mm |
| Load Direction | Radial Bearing |
| Type | Closed Needle Roller Bearing |
| Material | Bearing Steel |
High-precision needle roller bearing (Model: NUTR45100), designed for radial loads. Features no inner/outer ring, grease or oil lubrication, and standard clearances (C0/C3/C4). Made in China with OEM/ODM support.
Basic Info.
| Inner Diameter | 32 mm |
|---|---|
| Outer Diameter | 40 mm |
| Thickness | 25 mm |
| Type | Needle Roller Bearing, Closed, Without Outer/Inner Ring |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
High-precision needle roller bearing (K32X40X25) made of bearing steel, designed for radial load applications. Compact size (32×40×25 mm), closed type, no inner/outer ring. Available in P0–P2 precision grades and C0–C4 clearance options. OEM/ODM supported. Made in China.
Basic Info.
| Inner Diameter | 75 mm |
| Outer Diameter | 81 mm |
| Thickness | 20 mm |
| Type | Needle Roller Bearing |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
Introduction
This needle roller bearing (Model: K75X81X20) features compact dimensions (75×81×20 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.
Basic Info.
| Inner Diameter | 22 mm |
| Outer Diameter | 30 mm |
| Thickness | 13 mm |
| Model No. | RNAV4903 |
| Type | Needle Roller Bearing, Closed, Without Outer/Inner Ring |
| Material | Bearing Steel |
Description
High-precision needle roller bearing (RNAV4903) with compact dimensions 22×30×13 mm. Designed for radial load applications, made of high-grade bearing steel. Features closed design, grease/oil lubrication, and standard clearances (C0/C3/C4). Supports OEM/ODM service. Made in China.
Basic Info.
| Model No. | LB25UU |
|---|---|
| Type | Needle Roller Bearing |
| Load Direction | Radial Bearing |
| Style | Without Outer Ring, Without Inner Ring |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Description
High-precision needle roller bearing LB25UU, radial load design, compact without inner/outer rings. Made of high-grade bearing steel, pre-lubricated with grease or oil. Suitable for OEM/ODM applications. Fast delivery (3–7 days) from China.
Basic Info.
| Model NO. | LBE10UU |
| Type | Needle Roller Bearing |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
| Origin | China |
Dimensions
<Inner Diameter, Outer Diameter, Thickness> — Not specified in provided data.
Basic Info.
| Inner Diameter | 16 mm |
| Outer Diameter | 21 mm |
| Thickness | 10 mm |
| Type | Needle Roller Bearing |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
Introduction
High-precision needle roller bearing without inner/outer ring, suitable for compact radial load applications. Available in multiple clearance (C0/C3/C4) and precision grades (P0–P2). Lubricated with grease or oil. Made in China, HS Code 8482102000.
Basic Specifications
| Inner Diameter | 50 mm |
| Outer Diameter | 58 mm |
| Thickness | 25 mm |
| Type | Needle Roller Bearing |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
Product Overview
This needle roller bearing (Model: K50X58X25) features high-precision radial load capacity, compact design without inner/outer rings, and is made of premium bearing steel. Suitable for OEM/ODM applications with grease or oil lubrication, standard precision P0–P2 and clearances C0–C4. Fast delivery (3–7 days) from China.