51148 NTN 240x300x45mm maximum rpm: 1100 rpm Thrust ball bearings
| Bearing number | 51148 |
| Size (mm) | 240x300x45 |
| Brand | NTN |
| Bore Diameter (mm) | 240 |
| Outer Diameter (mm) | 300 |
| Width (mm) | 45 |
| d | 240 mm |
| D | 300 mm |
| T | 45 mm |
| d1 | 297 mm |
| r min. | 1.5 mm |
| D1 | 243 mm |
| da min. | 276 mm |
| Da max. | 264 mm |
| ra max. | 1.5 mm |
| Weight | 6.87 Kg |
| Basic dynamic load rating (C) | 228 kN |
| Basic static load rating (C0) | 935 kN |
| (Grease) Lubrication Speed | 780 r/min |
| Category | Thrust Ball Bearing |
| BDI Inventory | 0.0 |
| Manufacturer Name | NTN |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 6.486 |
| EAN | 4547359306354 |
| Product Group – BDI | B00308 |
| Rolling Element | Ball Bearing |
| Thrust Bearing | Yes |
| Single or Double Direction | Single Direction |
| Banded | No |
| Cage Material | Steel |
| Precision Class | ABEC 1 | ISO P0 |
| Component Description | Roller Assembly Plus Raceways |
| Other Features | Single Row | With Flat Seat |
| Long Description | 240MM Bore 1; 243MM Bore 2; 300MM Outside Diameter; 45MM Height; Ball Bearing; Single Direction; Not Banded; Steel Cage; ABEC 1 | ISO P0 Precision |
| Inch – Metric | Metric |
| Category – BDI | Thrust Ball Bearings |
| UNSPSC | 31171552 |
| Harmonized Tariff Code | 8482.10.50.08 |
| Noun | Bearing |
| Keyword String | Ball Thrust |
| Manufacturer URL | http://www.ntnamerica.com |
| Manufacturer Item Number | 51148 |
| Weight / LBS | 15.14576 |
| Outside Diameter | 11.811 Inch | 300 Millimeter |
| Bore 2 | 9.567 Inch | 243 Millimeter |
| Overall Height with Aligning Washer | 0 Inch | 0 Millimeter |
| Bore 1 | 9.449 Inch | 240 Millimeter |
| Height | 1.772 Inch | 45 Millimeter |
| bore diameter: | 240 mm |
| dynamic load capacity: | 228000 N |
| outside diameter: | 297 mm |
| operating temperature range: | -40 to 120 ºC |
| overall width: | 45 mm |
| maximum rpm: | 1100 rpm |
| thrust bearing type: | Single-Direction |
| bearing material: | High Carbon Chrome Steel |
| outside diameter design: | Straight |
| cage material: | Steel |
| separable or banded: | Separable |
| fillet radius: | 1.5 mm |
| precision rating: | ISO Class 0 |
| series: | 511 |
| static load capacity: | 935000 N |
| manufacturer product page: | Click here |
Detailed Parameters
parameter：
| 6016-RSR Deep groove ball bearings | Brand:NKE ，d:80 mm ，Size :80x125x22mm ，Width :22mm ，Outer Diameter :125mm ，Bore Diameter :80mm |
| 22326CJ Spherical roller bearings | Size :130x280x93mm ，Outer Diameter :280mm ，Bore Diameter :130mm ，Brand:Timken |
| NAS 5032ZZNR Cylindrical roller bearings | Size :160x240x109mm ，Brand:IKO ，Outer Diameter :240mm ，Bore Diameter :160mm |
| NJ3252 Cylindrical roller bearings | Brand:ISO ，Size :260x480x174mm ，Width :174mm ，Bore Diameter :260mm ，Outer Diameter :480mm |
| 61811ZZ Deep groove ball bearings | Bore Diameter :55mm ，Outer Diameter :72mm ，Size :55x72x9mm ，Width :9mm ，Brand:CRAFT |
| 120063X/120110H Tapered roller bearings | Size :63.5x110x73mm ，Brand:Gamet ，Bore Diameter :63.5mm ，Outer Diameter :110mm ，Width :73mm |
| 6211ZZE Deep groove ball bearings | Size :55x100x21mm ，Brand:NACHI ，Bore Diameter :55mm ，d:55 mm ，Width :21mm ，Outer Diameter :100mm |
| NNU60/630V Cylindrical roller bearings | Size :630x920x515mm ，Bore Diameter :630mm ，Brand:PSL ，Outer Diameter :920mm |
| HM88648/10 Tapered roller bearings | Size :35.717x72.233x25.4mm ，Bore Diameter :35.717mm ，Outer Diameter :72.233mm ，Brand:CX |
| HJ-324120RS Needle roller bearings | Outer Diameter :65.088mm ，Size :50.8x65.088x31.75mm ，Bore Diameter :50.8mm ，Brand:KOYO |
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