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.
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Self-aligning ball bearing, 50 x 90 x 20 mm, 1:12 tapered bore for an H210 adapter sleeve. 2.5° misalignment, glass-fibre polyamide window cage, ABEC 1.
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Here are some other options that might fit your project — cross-referenced equivalents and similar parts we have in stock and ready to ship. Need help choosing? Call 585-295-7880.
Self-Aligning Ball Bearing - Double Row, 50 mm Bore, 90 mm OD, 23 mm Width, Open, C3 Clearance, Polyamide Cage$41.30
Self-Aligning Ball Bearing - 50 mm ID, 90 mm OD, 23 mm Width, Double Row, Open, Straight Bore$23.12
Self-Aligning Ball Bearing — 50 mm Bore, 90 mm OD, 23 mm Width, Straight Bore, Open, Polyamide Cage$36.46
Double-Row Self-Aligning Ball Bearing, 50 x 90 x 23 mm, C3 Clearance, Polyamide Cage, Cylindrical Bore, Open, 1 Pc$40.10| MFR / Brand | SKF |
|---|---|
| MPN | 1210 EKTN9 |
| GTIN | 7316576625060 |
| Model | 1210K TN9 |
| Bearing Type | Self Aligning Ball Bearing |
| ID | 50 mm |
| OD | 90 mm |
| Width | 20 mm |
| Base Number | 1210 |
|---|---|
| Overall Width | 20 mm |
| Mpn Variants | 1210-EKTN9; 1210 EKTN9; 1210EKTN9; 1210E K TN9; 1210-EK-TN9; 1210K |
| Compatible With Replaces | Mounts on an H210 adapter sleeve, 45 mm shaft, with a KM10 locknut and MB10 lockwasher |
| Precision Class | ABEC 1 / P0 |
| Material | Bearing steel |
| Cage Type | Window cage |
| Dynamic Load Rating | 26,500 N |
| Static Load Rating | 9,150 N |
| Precision Rating | ABEC 1 / P0 |
| Series | 1200 |
| Rolling Elements | Ball |
| Cage Material | Polyamide |
| Number Of Rows | 2 |
| Bore Type | Tapered 1:12 |
| Limiting Speed | 10,000 rpm |
| Internal Clearance | CN |
| Bearing Material | Bearing steel |
| Cross Reference 1 | SKF 1210 EKTN9 |
|---|---|
| Cross Reference 2 | FAG 1210-K-TVH-C3 - C3 vs CN |
| Cross Reference 3 | NSK 1210K |
| Cross Reference 4 | NTN 1210K |
| Cross Reference 5 | Koyo 1210K |
| Cross Reference 6 | Nachi 1210K |
| Cross Reference 7 | RHP 1210K |
| Cross Reference 8 | SNR 1210K |
| Cross Reference 9 | Timken 1210KTN |
SKF 1210 EKTN9 double-row self-aligning ball bearing, 50 x 90 x 20 mm, with a 1:12 tapered bore and a glass-fibre reinforced polyamide window cage. One complete bearing, open on both faces. GTIN: 7316576625060.
12 — double-row self-aligning ball bearing, ISO dimension series 02. Two rows of balls run on one common sphered raceway in the outer ring.
10 — bore code, 50 mm bore.
E — reinforced internal design with a larger ball complement.
K — 1:12 tapered bore.
TN9 — glass-fibre reinforced polyamide window cage.
Bore Diameter: 50 mm. Outside Diameter: 90 mm. Overall Width: 20 mm. Bore Type: Tapered 1:12. Rolling Elements: Ball. Number Of Rows: 2. Closure Type: Open. Dynamic Load Rating: 26,500 N. Static Load Rating: 9,150 N. Fatigue Load Limit: 475 N. Limiting Speed: 10,000 rpm. Reference Speed: 16,000 rpm. Permissible Angular Misalignment: 2.5°. Cage Material: Polyamide. Cage Type: Window cage. Internal Clearance: CN. Precision Class: ABEC 1 / P0. Bearing Material: Bearing steel. Series: 1200. Base Number: 1210. Unit Quantity: 1 Pc.
Inner ring shoulder diameter d1: approximately 61.7 mm. Outer ring shoulder diameter D1: approximately 78.1 mm. Chamfer dimension r1,2 min: 1.1 mm. Housing abutment diameter Da max: 83 mm. Fillet radius ra max: 1.1 mm. Tolerances: Normal, JS7. Calculation factors: kr 0.04, e 0.21, Y0 3.2, Y1 3, Y2 4.6. The 50 mm tapered bore seats on an H210 adapter sleeve for a 45 mm shaft, with a KM10 locknut and an MB10 lockwasher.
Cross-references: FAG 1210-K-TVH-C3 (C3 clearance versus CN), NSK 1210K, NTN 1210K, Koyo 1210K, Nachi 1210K, RHP 1210K, SNR 1210K, Timken 1210KTN. Mounts on an H210 adapter sleeve.
50 mm bore, 90 mm outside diameter, 20 mm width, with a 1:12 tapered bore.
An H210 adapter sleeve on a 45 mm shaft, with a KM10 locknut and an MB10 lockwasher.
Dynamic Load Rating 26,500 N and Static Load Rating 9,150 N; limiting speed 10,000 rpm.
Belt drives may appear simple, consisting of two wheels and a belt for power transfer.
Tapered, cylindrical, and spherical roller bearings all solve the same basic problem, carrying more load
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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