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Gearmotors: What They Are and How to Size a Replacement
Many industrial loads need torque an electric motor can’t deliver on its own, at a
Availability:
6 in stock
Fafnir M9111K spindle deep groove ball bearing, 55 x 90 x 18 mm, open, straight bore. ABEC 3 precision, CN clearance, single row of chrome steel balls.
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| MFR / Brand | Fafnir |
|---|---|
| MPN | M9111K |
| Model | M 9111 K / 6011 P6 |
| Bearing Type | Deep Groove Ball Bearing, Open |
| ID | 55 mm |
| OD | 90 mm |
| Width | 18 mm |
| Material | Chrome steel |
|---|---|
| Series | 9100K |
| Lubricant | grease or oil |
| Base Number | 9111K |
| Industry Terms | spindle deep groove bearing; precision radial ball bearing |
| Common Misspellings | M9111-K, M911 1K, MM9111-K, M91111K, 9111M |
| Overall Width | 18 mm |
| Mpn Variants | M9111K, M-9111-K, M 9111 K, 9111K, MM9111K, 6011 |
| Precision Class | ABEC 3 / P6 |
| Dynamic Load Rating C1 | 31,400 N |
| Additional Attributes | C1 ISO per row 28,500 N; shaft fillet r 1 mm |
| Dynamic Load Rating | 31,400 N |
| Static Load Rating | 21,400 N |
| Precision Rating | ABEC 3 / P6 |
| Rolling Elements | Ball |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Internal Clearance | CN |
| Harmonization Code | 8482.10.50 |
| Design Units | Metric |
| Bearing Material | Chrome steel |
| Part Number | M9111K |
| Closure Type | Open |
| Cross Reference 1 | Timken MM9111K - P4, not ABEC 3 / P6 |
|---|---|
| Cross Reference 2 | SKF 6011 - standard class, not spindle grade |
| Cross Reference 3 | FAG 6011 - standard class, not spindle grade |
| Cross Reference 4 | NSK 6011 - standard class, not spindle grade |
| Cross Reference 5 | NTN 6011 - standard class, not spindle grade |
| Cross Reference 6 | Koyo 6011 - standard class, not spindle grade |
Fafnir M9111K single-row spindle deep groove ball bearing, 9100K series. The deep groove raceway takes axial load from either direction alongside the radial load.
9111 — 9100 light series, bore code 11, giving a 55 mm bore on the 90 mm outside diameter of the 6011 envelope.
K — spindle deep groove execution: a Conrad-type deep groove raceway built to spindle tolerances, so it carries no contact angle.
Bore Diameter: 55 mm. Outside Diameter: 90 mm. Overall Width: 18 mm. Bore Type: Straight. Closure Type: Open. Rolling Elements: Ball. Number Of Rows: 1. Bearing Material: Chrome steel. Internal Clearance: CN. Precision Class: ABEC 3 / P6. Dynamic Load Rating: 31,400 N at one million revolutions, and 28,500 N on the ISO basis. Static Load Rating: 21,400 N. Lubricant: grease or oil. Series: 9100K. Base Number: 9111K. Unit Quantity: 1 Pc.
Maximum shaft fillet radius cleared by the bearing corner: 1 mm. Shaft backing shoulder diameter: 62.2 mm. Housing backing shoulder diameter: 83.3 mm. Outer ring clearance radius: 1 mm. Single bearing, open on both faces.
Manufacturer Part Number: M9111K. MPN Variants: M9111K, M-9111-K, M 9111 K, 9111K, MM9111K, 6011. Cross-Reference 1: Timken MM9111K, same size at P4 rather than ABEC 3 / P6. Cross-Reference 2: SKF 6011, standard-class Conrad type at normal tolerance. Cross-Reference 3: FAG 6011, standard-class Conrad type. Cross-Reference 4: NSK 6011, standard-class Conrad type. Cross-Reference 5: NTN 6011, standard-class Conrad type. Cross-Reference 6: Koyo 6011, standard-class Conrad type.
Bore Diameter: 55 mm. Outside Diameter: 90 mm. Overall Width: 18 mm.
Precision Class: ABEC 3 / P6. Internal Clearance: CN.
Dynamic Load Rating: 31,400 N at one million revolutions, 28,500 N on the ISO basis. Static Load Rating: 21,400 N.
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Our team can locate, cross-reference, and source all parts.
Our team can locate, cross-reference, and source all parts.
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