SKU: 81128-NTN
NTN 81128 Cylindrical Roller Thrust Bearing with Cage 140x180x31mm - Allow 2-3 Days
NTN 81128 Cylindrical Roller Thrust Bearing with Cage 140x180x31mm - Allow 2-3 Days
Regular price
$412.53
ex VAT
Regular price
Sale price
$412.53
ex VAT
In stock
Price Break
3+
$307.33
4+
$294.91
9+
$288.70
19+
$279.39
49+
$273.18
99+
$257.66
499+
$217.30
999+
$0.00
1999+
$0.00
2999+
$0.00
4999+
$0.00
Quantity
Couldn't load pickup availability
Description
Description
|
NTN Cylindrical Roller Thrust Bearings: These bearings are engineered to deliver exceptional load-carrying performance in demanding axial load applications. Designed with precision-machined raceways and high-rigidity cylindrical rollers, these bearings ensure reliable operation, minimal friction, and excellent durability even under heavy axial forces.
Ideal for industries such as automotive, heavy machinery, gearboxes, and industrial equipment, NTN thrust bearings provide stable axial guidance while maintaining smooth rotational movement. Their robust construction allows them to withstand shock loads and maintain accuracy over long service cycles.
Whether you’re replacing an existing unit or designing new machinery, NTN Cylindrical Roller Thrust Bearings offer the strength, consistency, and performance needed for high-speed, high-load environments. Benefits: High axial load capacity, low friction, robust construction |
- Brand / Quality:
- NTN - High Quality
- Inside Diameter:
- 140mm
- Outside Diameter:
- 180mm
- Width:
- 31mm
Technical
Technical
| d - Bore diameter of support washer inner ring (WS) | 140mm |
|---|---|
| D - Outside diameter of support washer outer ring (GS) | 180mm |
| d1 - External diameter of support washer inner ring (WS) | 178mm |
| D1 - Bore diameter bearing washer outer ring (GS) | 142mm |
| T - Thrust bearing width | 31mm |
| Dw - Rolling element diameter | 12mm |
| Dc1 - Roller cage bore diameter | 140mm |
| Dc - Roller cage outer diameter | 180mm |
| rs - Minimum fillet radius | 1mm |
| Cage assembly reference | K81128 |
| Bearing ring (inner ring WS) | WS81128 |
| Bearing ring (outer ring GS) | GS81128 |
| Ea - Roller reference outer diameter | 172.5mm |
| Eb - Roller reference inner diameter | 147.8mm |
| Ca - Dynamic axial load rating | 206 kN |
| C0a - Static axial load rating | 815 kN |
| Cua - Limit axial load rating | 86 kN |
| N - Grease lubrication limit speed | 380 tr/min |
| N - Oil lubrication limit speed | 1500 tr/min |
| Tmin - Minimum operating temperature | -20 Deg C |
| Tmax - Maximum operating temperature | +120 Deg C |
| da min - Minimum inner ring shoulder diameter (WS) | 172mm |
| Db max - Maximum outer ring shoulder diameter (GS) | 147mm |
| ras max - Maximum shaft & housing fillet radius | 1mm |
Reviews
Reviews
