51128 NTN bore diameter: 140 mm 140x180x31mm Thrust ball bearings
| Category | Thrust Ball Bearing |
| BDI Inventory | 4.0 |
| Manufacturer Name | NTN |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 1.777 |
| EAN | 4547359306248 |
| 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 | 140MM Bore 1; 142MM Bore 2; 180MM Outside Diameter; 31MM 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 | 51128 |
| Weight / LBS | 4.18878 |
| Outside Diameter | 7.087 Inch | 180 Millimeter |
| Bore 2 | 5.591 Inch | 142 Millimeter |
| Height | 1.22 Inch | 31 Millimeter |
| Bore 1 | 5.512 Inch | 140 Millimeter |
| Overall Height with Aligning Washer | 0 Inch | 0 Millimeter |
| Bearing number | 51128 |
| Size (mm) | 140x180x31 |
| Brand | NTN |
| Bore Diameter (mm) | 140 |
| Outer Diameter (mm) | 180 |
| Width (mm) | 31 |
| d | 140 mm |
| D | 180 mm |
| T | 31 mm |
| d1 | 178 mm |
| r min. | 1 mm |
| D1 | 142 mm |
| da min. | 164 mm |
| Da max. | 156 mm |
| ra max. | 1 mm |
| Weight | 1.9 Kg |
| Basic dynamic load rating (C) | 107 kN |
| Basic static load rating (C0) | 375 kN |
| (Grease) Lubrication Speed | 1 300 r/min |
| bore diameter: | 140 mm |
| dynamic load capacity: | 107000 N |
| outside diameter: | 178 mm |
| operating temperature range: | -40 to 120 ºC |
| overall width: | 31 mm |
| maximum rpm: | 1800 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 mm |
| precision rating: | ISO Class 0 |
| series: | 511 |
| static load capacity: | 375000 N |
| manufacturer product page: | Click here |
Detailed Parameters
parameter：
| N 222 ECM Thrust ball bearings | Brand:SKF ，Bore Diameter :200mm ，Outer Diameter :110mm ，Size :200x110x38mm |
| NUP2322-E-MA6 Cylindrical roller bearings | Outer Diameter :240mm ，Brand:NKE ，Bore Diameter :110mm ，Size :110x240x80mm |
| 302/32 A Tapered roller bearings | Width :18.25mm ，d:32 mm ，Size :32x65x18.25mm ，Brand:CX ，Outer Diameter :65mm ，Bore Diameter :32mm |
| 2207 Self aligning ball bearings | Size :35x72x23mm ，Bore Diameter :35mm ，Outer Diameter :72mm ，d:35 mm ，Brand:NACHI ，Width :23mm |
| 206NPP2 Deep groove ball bearings | Brand:Timken ，Outer Diameter :62mm ，Width :24mm ，Bore Diameter :30mm ，Size :30x62x24mm ，d:30 mm |
| T311 Thrust roller bearings | Width :33.338mm ，Size :76.2x161.925x33.338mm ，Brand:Timken ，Bore Diameter :76.2mm ，Outer Diameter :161.925mm ，d:76.2 mm |
| 88504 Deep groove ball bearings | Bore Diameter :20mm ，Brand:CYSD ，Size :20x47x17.75mm ，Outer Diameter :47mm ，Width :17.75mm |
| 234932 Thrust ball bearings | Bore Diameter :160mm ，Size :160x220x36mm ，Outer Diameter :220mm ，Brand:ISB |
| 24144CC/W33 Spherical roller bearings | Size :220x370x150mm ，Brand:SKF ，Outer Diameter :370mm ，Width :150mm ，Bore Diameter :220mm |
| LM607235-1 Needle roller bearings | Brand:NSK ，Outer Diameter :72mm ，Width :35mm ，Bore Diameter :55mm ，Size :55x72x35mm |
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