Cross-brand designation analysis
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You entered NA-4838. This table explores the base group NA4838; it does not preserve or approve every requested suffix. Search your complete marking first →
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One base designation across loaded brands
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“NA4838” across 3 loaded brands
At least two brands share the same bore, outside diameter and width. Use Custom Compare when you want to choose exact suffix variants yourself.
Technical comparison
Choose exact variants instead →Brand differences at a glance
| Parameter | SKFNA 4838190 × 240 × 50 mm | INANA4838-XL190 × 240 × 50 mm | IKONA4838190 × 240 × 50 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | SKF | INA | IKO |
| Designation | NA 4838 | NA4838-XL | NA4838 |
| Product family | Needle roller bearings | — | Machined Type Needle Roller Bearings |
| Detailed type | Single row needle roller bearing with machined rings, with flanges | Needle roller bearings | Needle roller bearings |
| Series | — | NA4838 | NA48 |
| Bore diameterd | 190 mm | 190 mm | 190 mm |
| Outside diameterD | 240 mm | 240 mm | 240 mm |
| WidthB | 50 mm | 50 mm | 50 mm |
| Basic dynamic load ratingC | 220 kN | 255 kN | 249 kN |
| Basic static load ratingC0 | 710 kN | 690 kN | 726 kN |
| Fatigue load limitPu | 73.5 kN | 102 kN | — |
| Reference speednref | 1900 r/min | 1330 r/min | 1080 r/min |
| Limiting speednG | 2200 r/min | 2250 r/min | 1800 r/min |
| Mass≈m | 5.55 kg | 5.543 kg | 5.754817 kg |
| Precision class | — | — | JIS, Class 0 |
| Internal clearance | CN | — | — |
| Sealing | Without | — | — |
| Cage | Sheet metal | — | Steel |
| Bearing material | Bearing steel | — | High Carbon Chrome Steel |
| Lubricant | None | — | — |
| Minimum operating temperatureTmin | — | -30 °C | -20 °C |
| Maximum operating temperatureTmax | — | 120 °C | 120 °C |
| Engineering — Abutment dimensions | |||
| Smallest permissible abutment diameter shaft, bearings with flangesd a | min. 198 mm | — | — |
| Diameter of housing abutmentD a | max. 232 mm | — | — |
| Fillet radiusr a | max. 1.5 mm | — | — |
| Engineering — Dimensions | |||
| Raceway diameter inner ringF | 210 mm | — | — |
| Chamfer dimension outer ringr 1,2 | min. 1.5 mm | — | — |
| Permissible axial displacement from the normal position of one bearing ring relative to the others | max. 1.5 mm | — | — |
| Logistics | |||
| Product net weight | 5.55 kg | — | — |
| eClass code | 23-05-09-03 | — | — |
| UNSPSC code | 31171512 | — | — |
| Manufacturer Identity | |||
| Schaeffler Product Code | — | 393232 | — |
| Base Type | — | NA4838 | — |
| Old Designation | — | ["NA4838"] | — |
| Gpsd Group | — | I01 | — |
| Product Line Id | — | 09 | — |
| X Life Marking | — | XL | — |
| Cad Part Number | — | — | NA4838 |
| Materials | |||
| Rolling Element Material | — | — | SUJ2 |
| Retainer Material | — | — | Steel |
| Product Identity | |||
| Short Description | — | Needle roller bearing | Machined Type Needle Roller Bearings |
| Long Description | — | — | Machined Type Needle Roller Bearings, High Carbon Steel, Oil Hole, Inner Ring |
| Official Bearing Family | — | — | Needle Roller Bearings |
| Official Bearing Type | — | — | Machined Type Needle Roller Bearings |
| Construction | — | Needle roller bearing NA..-XL, single row, with inner ring, outer ring with 2 bords | — |
| Product identity | |||
| Official product category | Needle roller bearings | — | — |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/needle-roller-bearings/needle-roller-bearings-with-machined-rings | — | — |
| Structure group ID | BN1_003 | — | — |
| Available from SKF | Yes | — | — |
| Remanufacturable | No | — | — |
| Properties | |||
| Bearing part | Complete bearing | — | — |
| Number of rows | 1 | — | — |
| Outer ring type | Machined (solid) | — | — |
| Aligning feature | Without | — | — |
| Number of flanges, outer ring | 2 | — | — |
| Radial internal clearance | CN | — | — |
| Tolerance class | Normal | — | — |
| Material, bearing | Bearing steel | — | — |
| Coating | Without | — | — |
| Relubrication feature | With | — | — |
| Indicative carbon footprint for new product | 20.5 kg CO 2 e | — | — |
| Technical Data | |||
| Rolling Element | — | — | Roller |
| Relubricatable | — | — | Yes |
| Bore Diameter (D) | — | 190 mm | — |
| Outside Diamater (D) | — | 240 mm | — |
| Total Width (B) | — | 50 mm | — |
| Basic Dynamic Load Rating, Radial (Cr) | — | 255,000 N | — |
| Basic Static Load Rating, Radial (C0R) | — | 690,000 N | — |
| Raceway Diameter Inner Ring (F) | — | 210 mm | — |
| Operating Temperature Min. (Tmin) | — | -30 °C | — |
| Operating Temperature Max. (Tmax) | — | 120 °C | — |
| Limiting Speed (Limiting Spe) | — | 2,250 1/min | — |
| Reference Speed (Nϑr) | — | 1,330 1/min | — |
| Axial Displacement (S) | — | 1.5 mm | — |
| Minimum Chamfer Dimension (Rmin) | — | 1.5 mm | — |
| Fatigue Load Limit, Radial (Cur) | — | 102,000 N | — |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.