Koyo/JTEKT NJ2305 Cylindrical Roller Bearing 25 x 62 x 24mm
Regular price
$181.87
Sale price
$181.87
Regular price
Inc. GST
Available
Koyo/JTEKT NJ2305. High radial load capacity at high speed. Fix outer, flanged inner. 2300 series, flanged inner. Cylindrical Bearing Fix Outer Flanged Inner 2300 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: 2300. Configuration: Fix outer, flanged inner. Inner ring: Flanged for axial location. 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 24 | 53.4 | 40.9 | 9100 |
| 30 x 72 x 27 | 64.3 | 50.8 | 7700 |
| 35 x 80 x 31 | 75.5 | 65.7 | 7000 |
| 40 x 90 x 33 | 103 | 88 | 6100 |
| 45 x 100 x 36 | 124 | 113 | 5500 |
| 50 x 110 x 40 | 151 | 142 | 5000 |
| 55 x 120 x 43 | 185 | 162 | 4500 |
| 65 x 140 x 48 | 235 | 212 | 3900 |
| 70 x 150 x 51 | 279 | 262 | 3600 |
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.
- Fix outer, flanged inner: 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) Fw | 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. | Mounting Dimension (mm) Dc Min. | Basic Load Rating (kN) C0r | Bore Diameter d (mm) | Mounting Dimension (mm) Ra Max. | Mounting Dimension (mm) Da Min. | Mounting Dimension (mm) Db Min. | Mounting Dimension (mm) Db Max. | Mounting Dimension (mm) Da Max. | Boundary Dimension (mm) r min. |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 24 | 1 | 25 x 62 x 24 | 53.4 | 35 | 1.1 | 9100 | 5.7 | 62 | 14000 | 40 | 37 | 40.9 | 25 | 1 | 31.5 | 31.5 | 33 | 55.5 | 1.1 |
| 27 | 1 | 30 x 72 x 27 | 64.3 | 42 | 1.1 | 7700 | 7.15 | 72 | 12000 | 48 | 44 | 50.8 | 30 | 1 | 36.5 | 36.5 | 40 | 65.5 | 1.1 |
| 31 | 1 | 35 x 80 x 31 | 75.5 | 46.2 | 1.1 | 7000 | 7.95 | 80 | 10000 | 53 | 48 | 65.7 | 35 | 1.5 | 43 | 41.5 | 45 | 72 | 1.5 |
| 33 | 1.5 | 40 x 90 x 33 | 103 | 53.5 | 1.5 | 6100 | 11.6 | 90 | 9100 | 60 | 55 | 88 | 40 | 1.5 | 48 | 48 | 51 | 82 | 1.5 |
| 36 | 1.5 | 45 x 100 x 36 | 124 | 58.5 | 1.5 | 5500 | 14.3 | 100 | 8300 | 66 | 60 | 113 | 45 | 1.5 | 53 | 53 | 57 | 92 | 1.5 |
| 40 | 2 | 50 x 110 x 40 | 151 | 65 | 2 | 5000 | 20.1 | 110 | 7500 | 73 | 67 | 142 | 50 | 2 | 59 | 59 | 63 | 101 | 2 |
| 43 | 55 x 120 x 43 | 185 | 70.5 | 2 | 4500 | 24.6 | 120 | 6800 | 80 | 72 | 162 | 55 | 64 | 2 | 2 | 111 | 2 | ||
| 48 | 2 | 65 x 140 x 48 | 235 | 83.5 | 2.1 | 3900 | 32.9 | 140 | 5800 | 93 | 85 | 212 | 65 | 2 | 76 | 76 | 81 | 129 | 2.1 |
| 51 | 2 | 70 x 150 x 51 | 279 | 90 | 2.1 | 3600 | 39.3 | 150 | 5400 | 100 | 92 | 262 | 70 | 2 | 81 | 81 | 87 | 139 | 2.1 |
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Available Options:
-
25 x 62 x 24mm bearing
Model Number: NJ2305/KOYO
-
30 x 72 x 27mm bearing
Model Number: NJ2306/KOYO
-
35 x 80 x 31mm bearing
Model Number: NJ2307/KOYO
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40 x 90 x 33mm bearing
Model Number: NJ2308/KOYO
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45 x 100 x 36mm bearing
Model Number: NJ2309/KOYO
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50 x 110 x 40mm bearing
Model Number: NJ2310/KOYO
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55 x 120 x 43mm bearing
Model Number: NJ2311/KOYO
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65 x 140 x 48mm bearing
Model Number: NJ2313/KOYO
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70 x 150 x 51mm bearing
Model Number: NJ2314/KOYO
