Koyo/JTEKT 51307 Thrust Ball Bearing 35 x 68 x 24mm
Available
Koyo/JTEKT 51307. Axial thrust load only, not designed for radial loads. 51300 series, single-direction thrust. Separable: ball assembly between two washers, easy install. Thrust Ball Bearing - 51300 Series is for axial thrust load applications such as worm gear drives, screw conveyors and column supports.
Product Specifications. Bearing type: Thrust ball bearing. Series: 51300. Load type: Axial only. Construction: Separable, two washers + ball assembly. Material: Chrome bearing steel.
Available Sizes
7 sizes available — select the exact size you need from the dropdown above. Key figures for each:
| Bore Diameter x Outer Diameter x Width (mm) | Basic Load Rating (kn) Ca | Basic Load Rating (kn)c0a | Limiting Speed (min-1) Oil Lub |
|---|---|---|---|
| 35 x 68 x 24 | 69.3 | 105 | 3700 |
| 40 x 78 x 26 | 86.6 | 135 | 3300 |
| 65 x 115 x 36 | 159 | 287 | 2200 |
| 70 x 125 x 40 | 167 | 291 | 2000 |
| 75 x 135 x 44 | 192 | 339 | 1900 |
| 80 x 140 x 44 | 200 | 368 | 1800 |
| 85 x 150 x 49 | 232 | 419 | 1700 |
Where This Is Used
- Automobile steering pivots and machine tool spindles.
Features
- Features of Ball Thrust Bearing.
- Consists of a row of balls running between two grooved washer rings.
- The smaller bore ring is referred to as the shaft washer while the larger bore ring is called the housing washer.
- The ring faces are always mounted parallel to the shaft centerline.
- The housing washer is made with either a flat or spherical back face.
- Thrust bearings with spherical faces and washers are self-aligning to compensate for mounting errors.
- Cages can be pressed steel, copper alloy, and a synthetic resin molded or machined resin cage.
Full engineering specifications (all 21 fields, 7 sizes)
| Bore Diameter x Outer Diameter x Width (mm) | Bearing Width T (mm) | Boundary Dimension (mm) T2 | Dimension (mm) A | Fatigue Load Limit (kN) Cu | Outside Diameter D (mm) | Limiting Speed (min-1) Oil Lub | Bore Diameter d (mm) | Mounting Dimension (mm) Ra Max. | Mounting Dimension (mm) Da Min. | Dimension (mm) R | Dimension (mm) D3 | Boundary Dimension (mm) T1 | Dimension (mm) D2 | Basic Load Rating (kn) Ca | Dimension (mm) D1 Max. | Mounting Dimension (mm) Da Max. | Limiting Speed (min-1) Grease Lub | Boundary Dimension (mm) r min. | Dimension (mm) C | Basic Load Rating (kn)c0a |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 35 x 68 x 24 | 24 | 28 | 24 | 4.75 | 68 | 3700 | 35 | 1 | 55 | 56 | 72 | 25.6 | 52 | 69.3 | 37 | 48 | 2400 | 1 | 7.5 | 105 |
| 40 x 78 x 26 | 26 | 31 | 28 | 6.05 | 78 | 3300 | 40 | 1 | 63 | 64 | 82 | 28.5 | 60 | 86.6 | 42 | 55 | 2100 | 1 | 8.5 | 135 |
| 65 x 115 x 36 | 36 | 43 | 38.5 | 13 | 115 | 2200 | 65 | 1 | 95 | 90 | 120 | 39.4 | 90 | 159 | 67 | 85 | 1400 | 1.1 | 12.5 | 287 |
| 70 x 125 x 40 | 40 | 48 | 43 | 13.1 | 125 | 2000 | 70 | 1 | 103 | 100 | 130 | 44.2 | 98 | 167 | 72 | 92 | 1300 | 1.1 | 13 | 291 |
| 75 x 135 x 44 | 44 | 52 | 37 | 15 | 135 | 1900 | 75 | 1.5 | 111 | 100 | 140 | 48.1 | 105 | 192 | 77 | 99 | 1200 | 1.5 | 15 | 339 |
| 80 x 140 x 44 | 44 | 52 | 50 | 15.8 | 140 | 1800 | 80 | 1.5 | 116 | 112 | 145 | 47.6 | 110 | 200 | 82 | 104 | 1200 | 1.5 | 15 | 368 |
| 85 x 150 x 49 | 49 | 58 | 43 | 17.5 | 150 | 1700 | 85 | 1.5 | 124 | 112 | 155 | 53.1 | 115 | 232 | 88 | 111 | 1100 | 1.5 | 17.5 | 419 |
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35 x 68 x 24mm bearing
Model Number: 51307/KOYO
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40 x 78 x 26mm bearing
Model Number: 51308/KOYO
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65 x 115 x 36mm bearing
Model Number: 51313/KOYO
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70 x 125 x 40mm bearing
Model Number: 51314/KOYO
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75 x 135 x 44mm bearing
Model Number: 51315/KOYO
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80 x 140 x 44mm bearing
Model Number: 51316/KOYO
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85 x 150 x 49mm bearing
Model Number: 51317/KOYO

