BOSCH REXROTH
R159001730
$574.59 USD
- BOSCH REXROTH
- Material:R159001730
- Model:LAF-B-A17
Quantity in stock: 0
The Bosch Rexroth BEARING LAF-B-A 17 (R159001730) is a high-precision fixed bearing unit designed for robust performance and reliability. This bearing is part of the assembly group LAF and is specifically suitable for screw end types A, highlighting its versatility in application. The unit includes an angular contact thrust ball bearing LGF and a slotted nut, either NMA or NMZ, ensuring secure and precise assembly. With its dynamic load capacity C and static load capacity C0, this bearing is engineered to handle varying load requirements with ease. The product group ID indicates its classification within the Bosch Rexroth bearing family, ensuring compatibility with other components from the manufacturer. It also boasts a high rigidity against tilting (Rkl), which contributes to the stability of applications it's used in. The BEARING LAF-B-A 17 has been designed with attention to minimizing frictional torque through its seal MRb, which is crucial for maintaining efficiency in operation. Its limit speed for grease lubrication (nmax) ensures optimal performance within safe rotational speed parameters. Additionally, the outer diameter D and size d are critical dimensions that allow for proper fitting into mechanical systems. This bearing unit features a minimum number of mounting holes with specific hole patterns BB, facilitating secure installation while maintaining alignment and reducing vibration. The rigidity of the bearing axial (RFB) further enhances its capability to maintain performance under axial loads. Accessories available for this model enhance its integration with Rexroth ball screw assemblies, making it an essential component for those utilizing Bosch Rexroth's precision motion systems. Lastly, the weight specification underscores the unit's suitability for various applications without adding significant mass to the machinery. Overall, the BEARING LAF-B-A 17 represents a reliable solution for those needing a fixed bearing with angular contact thrust ball bearings in demanding industrial settings.
Assembly group bearing unit LAF, size 25 x 5/10/25
The fixed bearing consists of: Angular-contact thrust ball bearing LGF, slotted nut NMA or NMZ. Suitable for screw end type◡51, 51A, 52, 52A, 81, 81A, 82, 82A, 91, 91A, 92, 92A
Unpacked Weight: 0.52 kg
Fixed bearing with angular-contact thrust ball bearing LGF
Double-thrust, screw-down,
series LGF-B-…
series LGF-A-…
Double-thrust, screw-down,
series LGF-C-…
| The fixed bearing consists of: |
| Angular-contact thrust ball bearing LGF |
| Slotted nut NMA or NMZ |
| Suitable for screw end form 51, 51A, 52, 52A, 81, 81A, 82, 82A, 91, 91A, 92, 92A |
| Data Sheet | Download Data Sheet |
| 3D CAD | Download 3D CAD |
| 3D CAD | Download 3D CAD |
| Manual | Download Manual |
| Manual | Download Manual |
| Manual | Download Manual |
| Manual | Download Manual |
| Manual | Download Manual |
| Productgroup ID | 17 |
| Footnote dynamic load capacity C | Load on bearing (see general technical notes and information for bearings, "Project planning notes") |
| Rigidity against tilting Rkl | 80 |
| Limit speed (grease) nmax | 3300 |
| Outer diameter D | 62 |
| Size d | 17 |
| Size J | 48 |
| Min. number of mounting holes | 3 |
| Mounting holes t | 120 |
| Size D | 62 |
| Bearing frictional torque with seal MRb | 0.24 |
| Footnote static load capacity C0 | Load on bearing (see general technical notes and information for bearings, "Project planning notes") |
| Rigidity of the bearing (axial) RFB | 450 |
| Hole pattern | BB1 |
| Static load rating C0 | 31000 |
| Dynamic load capacity C | 18800 |
| Footnote mass m | R159001730 |
| Accessories for screw drives | Bearings |
| Size B | 25 |
| Weight | 0.52 |
| Nominal size | 25 x 5/10/25 |
Technical data for bearings
|
Size |
C |
C0 |
MRb |
Rfb |
Rkl |
nmax |
Mass |
|
d0 x P |
N |
N |
Nm |
N/μm |
Nm/mrad |
rpm |
kg |
| 20 x 5/10/20/40 | 17000 1) | 24700 1) | 0.16 | 375 | 50 | 3800 | 0.385 |
| 25 x 5/10/25 | 18800 1) | 31000 1) | 0.24 | 450 | 80 | 3300 | 0.485 2) |
| 0.52 3) | |||||||
| 32 x 5/10/20/32/64 | 26000 1) | 47000 1) | 0.3 | 650 | 140 | 3000 | 0.645 4) |
| 0.74 5) | |||||||
| 40 x 5 | 29000 1) | 64000 1) | 0.5 | 850 | 300 | 2200 | 0.855 6) |
| 0.98 7) | |||||||
| 40 x 10/12/16/20/40 | 44500 1) | 111000 1) | 0.6 | 1300 | 450 | 2600 | 1.6 |
| 50 x 5 | 41000 1) | 89000 1) | 900 | 400 | 2000 | 1.36 | |
| 50 x 10/12/16/20/25/40 | 47500 | 127000 | 0.75 | 1500 | 620 | 2200 | 1.76 |
| 63 x 10/20/40 | 72000 1) | 149000 1) | 1.3 | 1200 | 750 | 1600 | 2.5 |
| 80 x 10/20 | 113000 1) | 250000 1) | 2.6 | 1400 | 1500 | 1200 | 5.13 |
| 1) | Load on bearing (see general technical notes and information for bearings, “Project planning notes”) |
| 2) | R159001700 |
| 3) | R159001730 |
| 4) | R159002000 |
| 5) | R159002030 |
| 6) | R159003000 |
| 7) | R159003030 |
Legend
|
Symbol |
Description |
Unit |
|
d0 |
Nominal diameter |
|
|
P |
Lead |
|
|
C |
Dynamic load capacity |
N |
|
C0 |
Static load capacity |
N |
|
MRb |
Frictional torque of bearing with seal |
Nm |
|
Rfb |
Rigidity of the bearing (axial) |
N/μm |
|
Rkl |
Rigidity against tilting |
Nm/mrad |
|
nmax |
Limit speed (grease) |
min⁻¹ |
Suitable for screw ends: Form
|
51 51A |
|
81 81A |
|
91 91A |
|
|
52 52A |
|
82 82A |
|
92 92A |
|
| 1) | LGF-B-…with slotted nut NMA, LGF-A-…with slotted nut NMA |
| 2) | LGF-C-…with slotted nut NMA |
| 3) | LGF-B-…with slotted nut NMZ |
Dimensions
|
Size |
Dimensions |
Connection dimensions |
Mounting holes |
||||||||||
|
d0 x P |
d |
D |
B |
B1 |
J |
Da min. |
Da max. |
da min. |
da max. |
Minimum number |
d3 |
t |
Hole pattern |
|
mm |
mm |
mm |
mm |
mm |
mm |
mm |
° |
||||||
| 20 x 5/10/20/40 | 12 mm -0.01 | 55 mm -0.013 | 25 mm -0.25 | 17 | 42 | 30 | 33 | 16 | 29 | 3 | 6.8 | 120 | BB1 |
| 25 x 5/10/25 | 17 mm -0.01 | 62 mm -0.013 | 48 | 34 | 37 | 23 | 33 | ||||||
| 32 x 5/10/20/32/64 | 20 mm -0.01 | 68 mm -0.013 | 28 mm -0.25 | 19 | 53 | 40 | 43 | 25 | 39 | 4 | 90 | ||
| 40 x 5 | 30 mm -0.01 | 80 mm -0.013 | 63 | 50 | 53 | 40 | 49 | 6 | 60 | ||||
| 40 x 10/12/16/20/40 | 25 mm -0.005 | 75 mm -0.01 | 56 mm -0.5 | 47 | 58 | 45 | 48 | 32 | 44 | 7 | 6.5 | 45 | BB2 |
| 50 x 5 | 35 mm -0.01 | 90 mm -0.015 | 34 mm -0.25 | 25 | 75 | 59 | 62 | 45 | 58 | 8.8 | 90 | BB1 | |
| 50 x 10/12/16/20/25/40 | 30 mm -0.005 | 80 mm -0.01 | 56 mm -0.5 | 47 | 63 | 50 | 53 | 40 | 49 | 11 | 6.5 | 30 | BB2 |
| 63 x 10/20/40 | 40 mm -0.01 | 115 mm -0.015 | 46 mm -0.25 | 36 | 94 | 71 | 80 | 56 | 70 | 12 | 8.5 | BB1 | |
| 80 x 10/20 | 50 mm -0.005 | 140 mm -0.01 | 54 mm -0.25 | 45 | 113 | 88 | 100 | 63 | 87 | 10.5 | |||
Legend
|
Symbol |
Description |
|
d0 |
Nominal diameter |
|
P |
Lead |