SKF · rolling bearings
SKF RNA 2204.2RS
Support rollers (Yoke-type track rollers) — manufacturer technical reference and quotation support in Saudi Arabia.
لطلب عرض سعر في السعودية، أرسل رقم القطعة أو المقاس والكمية والمدينة. يُرجى تأكيد التوافق والتوفر والسعر مع فريقنا.
| Functional outside diameter | 47 mm |
|---|---|
| Bore diameter | 25 mm |
| Width, total | 17.8 mm |
| Width, outer ring | 17.8 mm |
| Basic dynamic load rating | 16.1 kN |
| Basic static load rating | 18 kN |
| Limiting speed | 4000 r/min |
| Bearing part | Track roller without inner ring |
| Rolling elements | Needle rollers |
| Number of rows | 1 |
| Outer ring profile | Crowned |
| Axial guidance of outer ring | Yes |
| Number of flanges, outer ring | 2 |
| Cage | With |
| Radial internal clearance | Not applicable |
| Tolerance class | Other |
| Material, bearing | Bearing steel |
| Coating | Without |
| Sealing | Seal on both sides |
| Sealing type | Contact |
| Lubricant | Grease |
| Relubrication feature | Without |
| Product net weight | 0.152 kg |
| eClass code | 23-05-09-03 |
| UNSPSC code | 31171512 |
| Dimensions · Outside diameter · (D) | 47 mm |
| Dimensions · Diameter under rollers · (F_w) | 25 mm |
| Dimensions · Width · (C) | 17.8 mm |
| Dimensions · Recess diameter outer ring shoulder · (D_1) | 33 mm |
| Dimensions · Chamfer dimension outer ring · (r_1,2) · min. | 1 mm |
| Calculation data · Basic dynamic load rating · (C) | 16.1 kN |
| Calculation data · Basic static load rating · (C_0) | 18 kN |
| Calculation data · Fatigue load limit · (P_u) | 2.16 kN |
| Calculation data · Maximum dynamic radial load · (F_r) · max. | 17.6 kN |
| Calculation data · Maximum static radial load · (F_0r) · max. | 25.5 kN |
| Calculation data · Limiting speed | 4000 r/min |
Family specifications and selection conditions
| Product description | Support rollers (yoke-type track rollers) are designed to run on all types of tracks and to be used in cam drives, conveyor systems, etc. They are based on a single row needle roller bearing without an inner ring, intended for applications where hardened and ground raceways can be provided on the pin or shaft. They have a thick-walled outer ring with a crowned running surface and are supplied sealed and ready-to-mount. |
|---|---|
| Manufacturer features | High radial load carrying capacity • Able to withstand shock loads • Long service life • Ready to mount • Integral sealing prolongs bearing service life |
Manufacturer references
Follow the complete manufacturer documentation for application restrictions, materials, tolerances and installation requirements. Limits may not apply simultaneously. We do not publish inferred stock, pricing or ratings.