Bellow couplings / hub clamping / bellows: stainless steel / body: aluminium, steel / BKL / R+W ANTRIEBSELEMENTE
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· Two clamping hubs concentrically mounted to flexible bellows
· Brief overloads of up to 1.5x the rated torque are acceptable
Material
· Bellows: high grade stainless steel
· Hubs:
up to series 80 – aluminum, optionally steel
from series 150 – steel
Temperatur range
· -30 °C to +100 °C (-22 °F to +212 °F)
Features
· Easy to mount
· Light weight and low moment of inertia
Part Number
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the corresponding part number is displayed here.
BKL/60/[14-35/1]/[14-35/1]
- Product data
- CAD data not available
BKL with Clamping Hub 2 - 500 Nm
Product Properties
Features
• light weight and low moment of inertia
Material
• Hubs: see table
Design
Brief overloads of up to 1.5x the rated torque are acceptable.
Optional
Drawing
Specification
| SIZE | 2 | 4.5 | 10 | 15 | 30 | 60 | 80 | 150 | 300 | 500 | |||||
| Rated torque | (Nm) | TKN | 2 | 4.5 | 10 | 15 | 30 | 60 | 80 | 150 | 300 | 500 | |||
| Overall length | (mm) | A-2 | 30 | 40 | 44 | 58 | 68 | 79 | 92 | 92 | 109 | 114 | |||
| Outside diameter | (mm) | B | 25 | 32 | 40 | 49 | 56 | 66 | 82 | 82 | 110 | 123 | |||
| Fit length | (mm) | C | 10 | 13 | 13 | 21.5 | 26 | 28 | 32.5 | 32.5 | 41 | 42.5 | |||
| Inside diameter possible from Ø to Ø H7 | (mm) | D1/2 | 4-12.7 | 6-16 | 6-24 | 8-28 | 10-32 | 14-35 | 16-42 | 19-42 | 24-60 | 35-62 | |||
| Fastening screw ISO 4762 | E | M3 | M4 | M4 | M5 | M6 | M8 | M10 | M10 | M12 | M16 | ||||
| Tightening torque of the fastening screw | (Nm) | 2.3 | 4 | 4.5 | 8 | 15 | 40 | 70 | 85 | 120 | 200 | ||||
| Distance between centerlines | (mm) | F | 8 | 11 | 14 | 17 | 20 | 23 | 27 | 27 | 39 | 41 | |||
| Distance | (mm) | G | 4 | 5 | 5 | 6.5 | 7.5 | 9.5 | 11 | 11 | 13 | 17 | |||
| Moment of inertia | (10-3 kgm2) | Jges. | 0.002 | 0.007 | 0.016 | 0.065 | 0.12 | 0.3 | 0.75 | 1.8 | 0.8 | 7.5 | 3.1 | 11.7 | 4.9 |
| Hub material | AL optional steel | AL optional steel | AL optional steel | AL optional steel | AL optional steel | AL optional steel | AL optional steel | steel optional AL | steel optional AL | steel optional AL | |||||
| Approximate weight | (kg) | 0.02 | 0.05 | 0.06 | 0.16 | 0.25 | 0.4 | 0.7 | 1.7 | 0.75 | 3.8 | 1.6 | 4.9 | 2.1 | |
| Torsional stiffness | (103 Nm/rad) | CT | 1.5 | 7 | 9 | 23 | 31 | 72 | 80 | 141 | 157 | 290 | |||
| Axial | ± (mm) | Max. values | 0.5 | 1 | 1 | 1 | 1 | 1.5 | 2 | 2 | 2 | 2.5 | |||
| Lateral | ± (mm) | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | ||||
| Angular | ± (degree) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||
| Axial spring stiffness | (N/mm) | Ca | 8 | 35 | 30 | 30 | 50 | 67 | 44 | 77 | 112 | 72 | |||
| Lateral spring stiffness | (N/mm) | Cr | 50 | 350 | 320 | 315 | 366 | 679 | 590 | 960 | 2940 | 1450 | |||
Ordering Example
| Ordering Example | BKL | 80 | 26 | 22.23 | XX |
| Model | • | Special designation only (e.g. anodized hubs). | |||
| Size | • | ||||
| Bore D1 H7 | • | ||||
| Bore D2 H7 | • |
Part Number
|
|---|
| BKL/60/[14-35/1]/[14-35/1] |
| Part Number | Minimum order quantity | Volume Discount | Allowable Torque Range (N•m) | Shaft Bore Dia. (machined) D1 (mm) | Shaft Bore Dia. (machined) D2 (mm) | Outer Dia. A (mm) | Overall Length W (mm) | Body Material | Allowable Torque (Nm) | Allowable Axial Clearance (±) (mm) | Moment of Inertia (kg･m2) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 23 Days | 50.01 to 100.00 | 14 ～ 35 | 14 ～ 35 | 66 | 79 | Aluminum | 40 | 1.5 | 0.0003 |
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Basic information
| Type | Bellows Type | Allowable Lateral Misalignment(mm) | 0.2 | Allowable Angular Misalignment(deg) | 1 |
|---|---|---|---|---|---|
| Bellows Part Material | Stainless Steel |
Configure
Basic Attributes
-
Shaft Bore Dia. (machined) D1(mm)
-
Shaft Bore Dia. (machined) D2(mm)
-
Outer Dia. A(mm)
-
Overall Length W(mm)
-
Body Material
-
Allowable Torque(Nm)
-
Type
- BKL
-
Allowable Torque Range(N•m)
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- 23 Days or Less
Optional Attributes
- The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .
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