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| Parameter | SKFRNA 2205.2RS30 × 52 × 17.8 mm | INARNA2205-2RSR30 × 52 × 17.8 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | SKF | INA |
| Designation | RNA 2205.2RS | RNA2205-2RSR |
| Product family | Support rollers (Yoke-type track rollers) | — |
| Detailed type | Support roller (yoke-type track roller), without flange rings and inner ring, with integral sealing | Yoke type track roller |
| Series | — | RNA2205 |
| Bore diameterd | 30 mm | 30 mm |
| Outside diameterD | 52 mm | 52 mm |
| WidthB | 17.8 mm | 17.8 mm |
| Basic dynamic load ratingC | 16.8 kN | 14.5 kN |
| Basic static load ratingC0 | 20 kN | 20.3 kN |
| Fatigue load limitPu | 2.4 kN | 2.95 kN |
| Limiting speednG | 3400 r/min | 1800 r/min |
| Mass≈m | 0.179 kg | 0.1662 kg |
| Internal clearance | Not applicable | — |
| Sealing | Seal on both sides | — |
| Cage | With | — |
| Bearing material | Bearing steel | — |
| Lubricant | Grease | — |
| Dimensions | ||
| Functional outside diameter | 52.0 mm | — |
| Width, total | 17.8 mm | — |
| Width, outer ring | 17.8 mm | — |
| Engineering — Calculation data | ||
| Maximum dynamic radial loadF r | max. 17.3 kN | — |
| Maximum static radial loadF 0r | max. 24.5 kN | — |
| Engineering — Dimensions | ||
| Diameter under rollersF w | 30 mm | — |
| Recess diameter outer ring shoulderD 1 | 38 mm | — |
| Chamfer dimension outer ringr 1,2 | min. 1 mm | — |
| Logistics | ||
| Product net weight | 0.179 kg | — |
| eClass code | 23-05-09-03 | — |
| UNSPSC code | 31171512 | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | — | 398722 |
| Base Type | — | RNA2205 |
| Old Designation | — | ["RNA 2205.2RS","RNA 2205 PP","RNA2205.2RS"] |
| Gpsd Group | — | I03 |
| Product Line Id | — | 13 |
| X Life Marking | — | n.r. |
| Product identity | ||
| Official product category | Support rollers (Yoke-type track rollers) | — |
| Official taxonomy path | /products/rolling-bearings/track-rollers/support-rollers | — |
| Structure group ID | BNT_001 | — |
| Available from SKF | Yes | — |
| Remanufacturable | No | — |
| Product Identity | ||
| Construction | — | Yoke type track rollers RNA22..-2RSR, single row needle roller bearings with particularly thick-walled outer ring, needle roller and cage assembly, without inner ring, without axial guidance of the outer ring, lip seal radial sealing action on both sides, inner ring can be mounted separately |
| Short Description | — | Yoke type track roller |
| Properties | ||
| 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 | — |
| Radial internal clearance | Not applicable | — |
| Tolerance class | Other | — |
| Material, bearing | Bearing steel | — |
| Coating | Without | — |
| Sealing type | Contact | — |
| Relubrication feature | Without | — |
| Technical Data | ||
| Under Roller Diameter (Fw) | — | 30 mm |
| Outside Diamater (D) | — | 52 mm |
| Width, Outer Ring (C) | — | 17.8 mm |
| Basic Dynamic Load Rating, Radial (Cr W) | — | 14,500 N |
| Basic Static Load Rating, Radial (C0R W) | — | 20,300 N |
| Minimum Mounting Dimension (D1 Min) | — | 38 mm |
| Speed On Permanent Grease Lubrication (Nd G) | — | 1,800 1/min |
| Radius Of Outer Ring Outside Profile (R) | — | 500 mm |
| Fatigue Load Limit, Radial (Cur W) | — | 2,950 N |
| Minimum Chamfer Dimension (Rmin) | — | 1 mm |
Independent reference comparison based on the manufacturer data currently loaded. Always verify current limits, tolerances and suffix definitions with the official source before engineering selection.