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Timing Belt Pulleys and V-Belt Sheaves: Matching Belt Drive Components Correctly
Belt drives may appear simple, consisting of two wheels and a belt for power transfer.
Availability:
3 in stock
SKF NN3011 double-row cylindrical roller bearing, 55 x 90 x 26 mm, 1:12 tapered bore, machined brass cage, P5 precision class, non-locating. 1 Pc.
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$143.79
3 in stock
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| MFR / Brand | SKF |
|---|---|
| MPN | NN-3011-AKMC/C4817 |
| Model | NN 3011 A K M C4817 NN3011KMP5 |
| Bearing Type | Cylindrical Roller Bearing, Open |
| ID | 55 mm |
| OD | 90 mm |
| Width | 26 mm |
| Material | Bearing Steel |
|---|---|
| Series | 30 |
| Base Number | NN3011K |
| Industry Terms | double row cylindrical roller, spindle bearing, tapered bore roller bearing, precision roller bearing, machine tool spindle bearing |
| Common Misspellings | SKF NN3011AKMC C4817, NN-3011-AKM-C4817, NN3O11, SKF NN 3011 AKMC, NN3011AKMCC481 |
| Application Types | Grinding spindles, turning and milling spindles, precision gearboxes, rolling mill work rolls |
| Bore Shaft Size | 55 mm (2.1654 in), tapered 1:12 |
| Mpn Variants | NN-3011-AKMC/C4817, NN3011AKMC/C4817, NN 3011 A K M C4817, NN3011-A-K-M-P5, NN3011K, NN3011KM |
| Precision Class | RBEC 5 / P5 |
| Additional Attributes | Non-locating design (ribless outer ring); 1:12 taper seats on tapered journal, no adapter sleeve |
| Cage Type | Machined |
| Precision Rating | RBEC 5 / P5 |
| Rolling Elements | Cylindrical Roller |
| Cage Material | Brass |
| Number Of Rows | 2 |
| Bore Type | Tapered 1:12 |
| Snap Ring Included | No |
| Harmonization Code | 8482.50.00 |
| Part Number | NN-3011-AKMC/C4817 |
| Closure Type | Open |
| Cross Reference 1 | Nachi NN3011K |
|---|---|
| Cross Reference 2 | URB NN3011K |
| Cross Reference 3 | FAG NN3011-AS-K-M-SP – SP precision class |
| Cross Reference 4 | NSK NN3011TBKRE44CC1P4 – P4 class, CC1 clearance |
SKF NN-3011-AKMC/C4817 is a double-row cylindrical roller bearing with a 55 mm tapered bore (1:12), a 90 mm outside diameter and a 26 mm width. It has a machined brass cage and is supplied as 1 Pc, bearing only. Bore Diameter: 55 mm. Outside Diameter: 90 mm. Overall Width: 26 mm. Number Of Rows: 2. Precision Class: P5. Unit Quantity: 1 Pc.
NN — double-row cylindrical roller design: rollers guided by the inner ring, ribless outer ring.
3011 — 30 series: 55 mm bore, 90 mm OD, 26 mm width.
K — 1:12 tapered bore.
M — machined brass cage.
P5 — precision class 5, equivalent to ABEC 5.
Bearing Type: Cylindrical Roller Bearing, double row, precision. Series: NN30. Base Number: NN3011K. Bore Diameter: 55 mm (2.1654 in). Bore Type: Tapered 1:12. Outside Diameter: 90 mm (3.5433 in). Overall Width: 26 mm (1.0236 in). Number Of Rows: 2. Rolling Elements: Cylindrical Roller. Cage Material: Brass. Cage Type: Machined. Precision Class: P5 (ABEC 5). Closure Type: Open. Axial Location: Non-locating. Harmonization Code: 8482.50.00.
Envelope: 55 x 90 x 26 mm. The 1:12 tapered bore seats directly on a matching tapered spindle journal; no adapter sleeve is used. The ribless outer ring makes the bearing non-locating.
Crosses: Nachi NN3011K, URB NN3011K, FAG NN3011-AS-K-M-SP (SP precision class) and NSK NN3011TBKRE44CC1P4 (P4 class, CC1 clearance). Also written NN-3011-AKMC/C4817, NN3011AKMC/C4817, NN 3011 A K M C4817, NN3011-A-K-M-P5, NN3011K and NN3011KM.
55 mm tapered bore (1:12), 90 mm outside diameter and 26 mm width.
K is a 1:12 tapered bore. The bearing seats directly on a matching tapered journal without an adapter sleeve.
A machined brass cage (M) and precision class P5, equivalent to ABEC 5.
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Belt drives may appear simple, consisting of two wheels and a belt for power transfer.
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If you pulled a bearing off general industrial equipment at random, there’s a good chance
Our team can locate, cross-reference, and source all parts.
Our team can locate, cross-reference, and source all parts.
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