BOSCH REXROTH
R053309000
$2,162.57 USD
- BOSCH REXROTH
- Material:R053309000
- Model:KUM-A90-MFG
Quantity in stock: 0
The Bosch Rexroth BALL TRANSFER UNIT KUM-A90-MFG (R053309000) is a highly durable and efficient solution for material handling and conveyor systems. This ball transfer unit is designed with a solid steel housing and cover, ensuring it can withstand very high loads. Its surface is finished in bright metal, which provides a smooth and resistant exterior. The balls are crafted from antifriction bearing steel, offering low friction and promoting ease of movement for goods across the transfer unit. The KUM-A90-MFG model features a felt seal that is pre-lubricated, contributing to the longevity of the unit by keeping contaminants out and reducing maintenance requirements. This particular model comes with product group identification, indicating its compatibility and potential applications within various system setups. Operating temperature range for this ball transfer unit spans from a minimum to maximum threshold; however, it should be noted that at temperatures above the specified degree Celsius, units without a felt seal should be employed. Users are advised to consider using high-temperature lubricants and follow Bosch Rexroth's instructions if operating in environments where higher temperatures prevail. Additionally, the lubricant oil may need to be washed out under such circumstances. The static load rating C0 indicates how much weight the unit can support at rest, while the dynamic load capacity C defines its capabilities under motion. For operations exceeding certain speeds, it's important to account for potential increases in temperature and reductions in service life depending on the load being carried. This ball transfer unit has a nominal size with an associated weight. Its design ensures that it can facilitate smooth directional changes of goods on manufacturing lines or during transport processes within various facilities. The BALL TRANSFER UNIT KUM-A90-MFG is an essential component for businesses requiring reliable material handling solutions.
Ball transfer units with felt seal – Size 90
Ball transfer unit with solid steel housing
Bright metal, balls made from anti-friction bearing steel
Size = 90
With felt seal, lubricated
Unpacked Weight: 11.003 kg
| With solid steel housing and cover |
| For very high loads |
| Surface in bright metal |
| Balls made from antifriction bearing steel 1.3505 |
| With felt seal |
| Data Sheet | Download Data Sheet |
| 2D CAD | Download 2D CAD |
| 2D CAD | Download 2D CAD |
| 3D CAD | Download 3D CAD |
| 3D CAD | Download 3D CAD |
| Tolerance H | |
| Productgroup ID | 17 |
| Maximum operating temperature | |
| Size Tk | 125 |
| Size H | 115 |
| Minimum operating temperature | |
| Size h | 25 |
| Outer diameter D | 145 |
| Size S1 | 15 |
| Maximum permissible linear speed vmax | 2 |
| Operating temperature | -30 °C ... +100 °C |
| Size S | 9 |
| Size D | 145 |
| Static load rating C0 | 70000 |
| Footnote permissible operating temperature (min...max) | At temperatures above 100 °C, only bright metal ball transfer units without a felt seal should be used. Make allowance for reduction in load capacity. Use high-temperature lubricant! Follow the manufacturer’s instructions! The existing lubricant oil may have to be washed out. |
| Size G thread | Rp 1/8 |
| Dynamic load capacity C | 25000 |
| Footnote operating temperature max. | For temperatures over 100°C, only load balls made from bare metal without a felt seal may be used. Take into account the reduction in load capacity. Use high-temperature lubricant! Follow the instructions of the manufacturer! The existing lubricant oil may have to be washed out. |
| Note: Maximum permissible speed vmax | In case of prolonged periods of use at speeds above 1 m/s, an increase in temperature and reduction in service life needs to be reckoned with depending on the load. |
| Size dW | 90 |
| Size h1 | 30 |
| Weight | 11.003 |
| Tolerance D | |
| Size H1 | 79 |
| Nominal size | 90 |
Technical data
|
Size |
76 | 90 | |
|
C |
N |
20000 | 25000 |
|
C0 |
N |
50000 | 70000 |
|
vmax 1) |
m/s |
2 | |
|
m |
kg |
8.6 | 11.2 |
|
Operating conditions |
|||
|
Size |
76 | 90 | |
|
Admissible operating temperature (min ... max) 2) |
-30 °C ... +100 °C | ||
| 1) | In case of prolonged periods of use at speeds above 1 m/s, an increase in temperature and reduction in service life needs to be reckoned with depending on the load. |
| 2) | At temperatures above 100 °C, only bright metal load balls without a felt seal should be used. Make allowance for reduction in load capacity. Use high-temperature lubricant! Follow the manufacturer’s instructions! The existing lubricant oil may have to be washed out. |
At temperatures above 100 °C, only bright metal ball transfer units without a felt seal should be used. Note the reduction in load capacity! Use high-temperature lubricant! Follow the manufacturer’s instructions! The existing lubricant oil may have to be washed out.
Temperature factor
|
Temperature (°C) |
Temperature factor ft |
|
125 |
0,9 |
|
150 |
0,8 |
|
175 |
0,7 |
|
200 |
0,5 |
The load capacity must be multiplied by the temperature factor.
Legend
|
Symbol |
Description |
Unit |
Picture |
|
C |
Dynamic load capacity |
N |
|
|
C0 |
Static load capacity |
N |
|
|
vmax |
Conveying speed |
m/s |
|
|
m |
Mass |
kg |
Technical data
Applications
General-purpose machines Feed tables for sheet-metal working machines Fixtures for press brakes Feed devices for machining centers Drilling tables and motor-driven supporting tables Assembly aids in the manufacture of large engines and motors Construction of special-purpose machines Aerospace industry Beverages and stone-processing industries Not suitable for use under water
Conveyor systems
Ball transfer tables, turntables and switches for sorting and distribution systems Crossover sections of continuous conveyors Baggage sorting systems at airports Transport of steel tubes and pipes Lifting platforms
Dimensions
|
Size |
dw |
D |
Tolerance for D |
h |
h1 |
H |
Tolerance for H |
G |
|
mm |
mm |
mm |
mm |
mm |
mm |
mm |
||
| 76 | 76.2 | 130 | ± 0.08 | 23 | 25 | 103 | ± 0.2 | M8x1 |
| 90 | 90 | 145 | 25 | 30 | 115 | Rp 1/8 |
Installation dimensions
|
Size |
S |
Tk |
W |
|
mm |
mm |
||
| 76 | 9 | 110 | 3 x 120° |
| 90 | 125 |