Ball Bearings vs. Roller Bearings: Which One Does Your Application Actually Need?
Both ball bearings and roller bearings serve the same fundamental purpose: reducing friction, supporting loads,

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Fafnir MM9118K Deep Groove Bearing – Precision & Durability for Industrial Applications Introducing the Fafnir MM9118K Deep Groove Bearing, a premium choice for those seeking reliability and performance in industrial applications. This high-quality bearing is specifically designed for mechanical power transmission and industrial automation, embodying excellence through its precise engineering. Crafted in the United States, the Fafnir MM9118K features a robust steel construction that ensures exceptional durability and resilience even in demanding environments. With a bore diameter of 90 mm, an outside diameter of 140 mm, and a width of 24 mm, this deep groove ball bearing is engineered to handle both radial and axial loads with ease, making it ideal for a wide range of machinery and equipment needs. Part of the renowned MM 9118 K 6018 P5 ABEC7 series, this bearing promises superior performance and meets strict industry standards. Whether you are in manufacturing, automotive, or any industrial field that demands high-quality performance parts, the Fafnir MM9118K is custom-built to provide the support and reliability essential for operational efficiency. Upgrade your equipment today with the unmatched durability and performance of the Fafnir MM9118K Deep Groove Bearing. Experience the transformative difference that quality manufacturing can bring to your industrial applications!
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| MFR / Brand | Fafnir |
|---|---|
| MPN | MM9118K |
| Model | MM 9118 K 6018 P5 ABEC7 |
| Bearing Type | Deep Groove Ball Bearing, Open |
| ID | 90 mm |
| OD | 140 mm |
| Width | 24 mm |
| Advertise | 1 |
|---|---|
| Material | Bearing Steel |
| Min Temp | -30 °C |
| Cage Type | Phenolic |
| Dynamic Load Rating | 58 kN / 13039 lbf |
| Static Load Rating | 55 kN / 12364 lbf |
| Precision Rating | ABEC 7 / P4 |
| Series | 9100 |
| Rolling Elements | Ball |
| Max Temp | 120 °C |
| Condition | New – Open box |
| Item Weight | 2.80 lbs |
| Cage Material | Phenolic |
| Limiting Speed | 9000 rpm |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | Without Snap Ring |
| Harmonization Code | 8482.10.50 |
| Cross Reference 1 | FAG 6018-T-P4S |
|---|---|
| Cross Reference 2 | SKF 6018/P4 |
| Cross Reference 3 | NSK 6018T1X DDU P4 |
| Cross Reference 4 | NTN 6018 P4 |
| Cross Reference 5 | GMN 6018 P4 |
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