Koyo/JTEKT NF307 Cylindrical Roller Bearing 35 x 80 x 21mm
Regular price
$144.03
Sale price
$144.03
Regular price
Inc. GST
Available
Koyo/JTEKT NF305. High radial load capacity at high speed. Outer one-side fix. 300 series. Cylindrical Bearing Outer One Side Fix Inner 300 Series is for high-speed shafts where pure radial load and thermal axial expansion need to be accommodated.
Product Specifications. Bearing type: Cylindrical roller bearing. Series: 300. Configuration: Outer one-side fix. Inner ring: Standard. Load: Pure radial, axial floating.
Available Sizes
9 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) Cr | Basic Load Rating (kN) C0r | Limiting Speed (min-1) Grease Oil |
|---|---|---|---|
| 25 x 62 x 17 | 36.6 | 25.2 | 10000 |
| 30 x 72 x 19 | 48.3 | 35.2 | 8700 |
| 35 x 80 x 21 | 62 | 46.9 | 7900 |
| 40 x 90 x 23 | 73.4 | 56.9 | 6900 |
| 45 x 100 x 25 | 98.5 | 77.5 | 6200 |
| 50 x 110 x 27 | 109 | 93.4 | 5600 |
| 55 x 120 x 29 | 138 | 111 | 5100 |
| 60 x 130 x 31 | 155 | 126 | 4700 |
| 65 x 140 x 33 | 169 | 139 | 4300 |
Where This Is Used
- Automotive: Internal combustion engines transmissions, and cargo transportation.
- Electrical: Large and medium sizes motors, traction motors, and generators.
- Industrial: Gearboxes and machine tool spindles, steel mills.
Features
- Features and Benefits.
- High radial capacity in compact section.
- Floating axial: accommodates shaft thermal expansion.
- Outer one-side fix: suits specific bearing arrangement.
- High-speed capable: roller geometry well suited to fast shafts.
Full engineering specifications (all 20 fields, 9 sizes)
| Bearing Width B (mm) | Mounting Dimension (mm) Rb Max. | Bore Diameter x Outer Diameter x Width (mm) | Basic Load Rating (kN) Cr | Boundary Dimension (mm) r1 min. | Limiting Speed (min-1) Grease Oil | Fatigue Load Limit (kN) Cu | Outside Diameter D (mm) | Limiting Speed (min-1) Oil Lub | Mounting Dimension (mm) Dd Min. | Basic Load Rating (kN) C0r | Bore Diameter d (mm) | Mounting Dimension (mm) Ra Max. | Mounting Dimension (mm) Da Min. | Boundary Dimension (mm) Ew | Mounting Dimension (mm) Db Min. | Mounting Dimension (mm) Db Max. | Mounting Dimension (mm) Da Max. | Boundary Dimension (mm) r min. | Mounting Dimension (mm) Dc Min. |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 17 | 1 | 25 x 62 x 17 | 36.6 | 1.1 | 10000 | 3.45 | 62 | 14000 | 40 | 25.2 | 25 | 1 | 31.5 | 53 | 55 | 55.5 | 55.5 | 1.1 | |
| 19 | 1 | 30 x 72 x 19 | 48.3 | 1.1 | 8700 | 5 | 72 | 12000 | 48 | 35.2 | 30 | 1 | 36.5 | 62 | 64 | 65.5 | 65.5 | 1.1 | |
| 21 | 1 | 35 x 80 x 21 | 62 | 1.1 | 7900 | 6.2 | 80 | 10000 | 53 | 46.9 | 35 | 1.5 | 43 | 68.2 | 71 | 73.5 | 72 | 1.5 | |
| 23 | 1.5 | 40 x 90 x 23 | 73.4 | 1.5 | 6900 | 7.85 | 90 | 9100 | 60 | 56.9 | 40 | 1.5 | 48 | 77.5 | 80 | 82 | 82 | 1.5 | |
| 25 | 1.5 | 45 x 100 x 25 | 98.5 | 1.5 | 6200 | 11.3 | 100 | 8300 | 66 | 77.5 | 45 | 1.5 | 53 | 86.5 | 89 | 92 | 92 | 1.5 | |
| 27 | 2 | 50 x 110 x 27 | 109 | 2 | 5600 | 11.7 | 110 | 7500 | 73 | 93.4 | 50 | 2 | 59 | 95 | 98 | 101 | 101 | 2 | |
| 29 | 55 x 120 x 29 | 138 | 2 | 5100 | 15.8 | 120 | 6800 | 107 | 111 | 55 | 64 | 104.5 | 80 | 2 | 2 | 2 | 111 | ||
| 31 | 60 x 130 x 31 | 155 | 2.1 | 4700 | 17.3 | 130 | 6300 | 116 | 126 | 60 | 71 | 113 | 86 | 2 | 2 | 2.1 | 119 | ||
| 33 | 2 | 65 x 140 x 33 | 169 | 2.1 | 4300 | 19.2 | 140 | 5800 | 93 | 139 | 65 | 2 | 76 | 121.5 | 125 | 129 | 129 | 2.1 |
Product Highlights
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Available Options:
-
25 x 62 x 17mm bearing
Model Number: NF305/KOYO
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30 x 72 x 19mm bearing
Model Number: NF306/KOYO
-
35 x 80 x 21mm bearing
Model Number: NF307/KOYO
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40 x 90 x 23mm bearing
Model Number: NF308/KOYO
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45 x 100 x 25mm bearing
Model Number: NF309/KOYO
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50 x 110 x 27mm bearing
Model Number: NF310/KOYO
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55 x 120 x 29mm bearing
Model Number: NF311/KOYO
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60 x 130 x 31mm bearing
Model Number: NF312/KOYO
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65 x 140 x 33mm bearing
Model Number: NF313/KOYO
