
Heavy-Duty HK2416 Drawn Cup Needle Bearings for Motorcycle Transmissions
| Item No : | HK2416 |
| Size (d*D*B) : | 24x30x16mm |
| Material : | Chrome Bearing Steel GCr15 |
| Lead Time : | 3-5 days |
| Weight : | 0.02KG |
| MOQ : | 100 pcs |
| Service : | Support Sample Testing |
⚙️Product Description:
The HK2416 (24x30x16mm) is an open-end drawn cup needle roller bearing engineered for applications requiring extremely high radial load capacity within limited radial housing space. Featuring a 24mm inner shaft diameter, 30mm outer diameter, and 16mm width, it utilizes a precision thin-walled outer ring pressed from high-grade cold-rolled steel, housing a guided complement of GCr15 chrome steel needle rollers and a rigid steel cage. By using the shaft directly as the inner raceway, it minimizes radial cross-section height while delivering high rigidity and torque transfer efficiency. We supply these compact needle bearings under our proprietary RMO brand while supporting global multi-brand OEM sourcing for automotive powertrains, gear reducers, and hydraulic equipment manufacturers.

⚙️Product Features:
- Ultra-Compact Radial Profile: Extremely low 3mm radial section height allows maximum space optimization in dynamic gearbox housings.
- Cold-Rolled Thin-Walled Steel Cup: Precision-formed steel outer cup provides rigid press-fit seating inside housing bores without needing axial retaining snap rings.
- High Line-Contact Load Rating: Dense needle roller complement provides exceptional dynamic and static radial load resistance under heavy continuous operation.
- Optimized Roller Guidance: Rigid retainer geometry ensures precise needle parallelism and low friction torque at elevated rotational speeds.
⚙️Product Application:
Engineered for compact power transmission, high radial shock resistance, and minimal housing mass, the HK2416 bearing is widely specified in:
- Automotive & powersports: motorcycle transmission shafts, manual gearbox idler gears, and ATV clutch drives.
- Fluid power & hydraulics: hydraulic gear pumps, orbital motors, and axial piston pump cradle pivots.
- Industrial gearboxes: planetary gear reducers, automated speed changers, and power tool gear trains.
- General machinery: textile machinery needle bars, agricultural implement drives, and lawn tractor transmissions.
⚙️Precautions:
| 1. Keep clean | 2. Use with caution | 3. appropriate tool | 4. Hot-loading | 5. Be careful of rust |
| Dust will have a bad effect on the bearing, so keep the surrounding clean. | Strong impact during use can easily cause scratches and indentations. | Avoid replacing existing tools, and use appropriate tools. | Bearings are precision parts, so hot installation is recommended. | Sweat on your hands during operation will cause rust, so it is best to wear gloves. |
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About Rimao
⚙️Technical Parameters:
| Bearing Model | HK2416 |
| Bearing Type | Open-End Drawn Cup Needle Roller Bearing |
| Metric Dimensions | 24x30x16mm (Inner d x Outer Dia D x Total Width/Height H) |
| Structural Design | Thin-Walled Cold-Rolled Steel Outer Cup, Open Ends |
| Outer Ring Material | Cold-Rolled Steel ST14 / Case-Hardened Steel |
| Cage Material | Pressed Steel / Polyamide Retainer Option |
| Shaft Requirement | Shaft Hardness 58-64 HRC |
| Target Application | Motorcycle Gearboxes, Hydraulic Pumps, Reducers |
| Brand | RMO (Own Brand) / Neutral / OEM Custom / Other Global Brands |
| Package | Individual plastic bag, plastic tube or original RMO brand box |
| Lead Time | 3-5 days for stock; 7-15 days for bulk orders |
| Shipping | Express (DHL/FedEx/UPS), Air Freight, Sea Freight |
| Payment | 100% TT, or 30% TT In Advance, 70% TT After Finished Production |
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