BB 30-2K-K Sprag Type One Way Bearing 30mm Bore 62mm OD
Price:
Negotiable
MOQ:
1
Delivery Time:
Negotiable
Brand:
SUMA or OEM
Product Description
BB 30-2K-K Sprag Type Bearings Cam Clutch One Way Bearing
Product Specifications
| Item | BB-2K-K |
|---|---|
| Material | GCr15 |
| Outer dia. | 62 mm |
| Bore size | 30 mm |
| Torque Capacity | 140 Nm |
| Max. Overrunning(inner race) | 2000 r/min |
| Max. Overrunning(outer race) | 1100 r/min |
| Port | Shanghai; Ningbo |
| Delivery time | 10-15 days |
Product Features
- BB series Cam Clutch is designed for press fit installation.
- BB-1K-K and BB-2GD 1K-K series have a keyway on the inner race.
- BB-2K-K series has a keyway on both the inner and outer race.
- Correct interference dimensions at the shaft and housing must be maintained.
- Refer to the table for tolerance of the shaft and housing for each series.
- BB, BB-1K and BB-2K Clutches have dust seal protection against particles of 0.25mm and over.
- The arrow on the inner race shows the direction of inner race engaging.
- To install the clutch, use a press tool of appropriate diameter.
- Do not hammer or apply other shock to the clutch.
- Ensure housing has enough strength for press fitting installation.
- Operating temperature range: -30°C to +100°C.
Dimensions and Capacities
Dimensions in mm
| Model | Torque Capacity | Max. Overrunning Inner Race | Max. Overrunning Outer Race | Drag Torque (N*m) | A | B | C | D | r | Weight (N) | Bearing Loads |
|---|---|---|---|---|---|---|---|---|---|---|---|
| BB15 | 29 | 3600 | 2000 | 0.01 | 11 | 16 | 35 | 15 | 0.6 | 50 | 70 |
| BB17 | 43 | 3500 | 1900 | 0.01 | 12 | 17 | 40 | 17 | 0.6 | 80 | 100 |
| BB20 | 61 | 3000 | 1600 | 0.014 | 14 | 19 | 47 | 20 | 1 | 120 | 150 |
| BB25 | 78 | 2500 | 1400 | 0.017 | 15 | 20 | 52 | 25 | 1 | 150 | 200 |
| BB30 | 140 | 2000 | 1100 | 0.03 | 16 | 21 | 62 | 30 | 1 | 230 | 280 |
| BB35 | 173 | 1800 | 1000 | 0.034 | 17 | 22 | 72 | 35 | 1.1 | 320 | 410 |
| BB40 | 260 | 1800 | 900 | 0.04 | 22 | 27 | 80 | 40 | 1.1 | 400 | 600 |
Note: Model No. marked on the inner race is only "K" for both "1K" and "2K". (Example: the mark "BB25-K" for both BB25-1K and BB25-2K)
Tolerance for Shaft and Housing
Standard Models
| Model | Shaft Dia. | Housing Dia. |
|---|---|---|
| BB15 | 15+0.023+0.012 | 35-0.012-0.028 |
| BB17 | 17+0.023+0.012 | 40-0.012-0.028 |
| BB20 | 20+0.028+0.015 | 47-0.012-0.028 |
| BB25 | 25+0.028+0.015 | 52-0.014-0.033 |
| BB30 | 30+0.028+0.015 | 62-0.014-0.033 |
| BB35 | 35+0.033+0.017 | 72-0.014-0.033 |
| BB40 | 40+0.033+0.017 | 80-0.014-0.033 |
1K-K Series
| Model | Shaft Dia. | Housing Dia. |
|---|---|---|
| BB15-1K-K | 15-0.008-0.028 | 35-0.012-0.028 |
| BB17-1K-K | 17-0.008-0.028 | 40-0.012-0.028 |
| BB20-1K-K | 20-0.010-0.031 | 47-0.012-0.028 |
| BB25-1K-K | 25-0.010-0.031 | 52-0.014-0.033 |
| BB30-1K-K | 30-0.010-0.031 | 62-0.014-0.033 |
| BB35-1K-K | 35-0.012-0.037 | 72-0.014-0.033 |
| BB40-1K-K | 40-0.012-0.037 | 80-0.014-0.033 |
2K-K Series
| Model | Shaft Dia. | Housing Dia. |
|---|---|---|
| BB15-2K-K | 15-0.008-0.028 | 35-0.018-0.002 |
| BB17-2K-K | 17-0.008-0.028 | 40-0.018-0.002 |
| BB20-2K-K | 20-0.010-0.031 | 47-0.022-0.003 |
| BB25-2K-K | 25-0.010-0.031 | 52-0.022-0.003 |
| BB30-2K-K | 30-0.010-0.031 | 62-0.022-0.003 |
| BB35-2K-K | 35-0.012-0.037 | 72-0.025-0.006 |
| BB40-2K-K | 40-0.012-0.037 | 80-0.025-0.006 |
Dimensions of Keys and Keyways
| Model | b2js10 | t1 | t2 | Inner race Key b×h×length | Outer race Key b'× h' ×length |
|---|---|---|---|---|---|
| BB15-1K-K | 5.0 | 1.9 | 1.2 | -- | -- |
| BB15-2K-K | 2.0 | 0.6 | 5x3x11 | 2x2x11 | |
| BB17-1K-K | 5.0 | 1.9 | 1.2 | -- | -- |
| BB17-2K-K | 2.0 | 1 | 5x3x12 | 2x2x12 | |
| BB20-1K-K | 6.0 | 2.5 | 1.6 | -- | -- |
| BB20-2K-K | 3.0 | 1.5 | 6x4x14 | 3x3x14 | |
| BB25-1K-K | 8.0 | 3.6 | 1.5 | -- | -- |
| BB25-2K-K | 6.0 | 2 | 8x5x15 | 6x4x15 | |
| BB30-1K-K | 8.0 | 3.1 | 2.0 | -- | -- |
| BB30-2K-K | 6.0 | 2 | 8x5x16 | 6x4x16 | |
| BB35-1K-K | 10.0 | 3.7 | 2.4 | -- | -- |
| BB35-2K-K | 8.0 | 2.5 | 10x6x17 | 8x5x17 | |
| BB40-1K-K | 12.0 | 5.0 | 3.3 | -- | -- |
| BB40-2K-K | 10.0 | 3 | 12x8x22 | 10x6x22 |
Note: The dimension of t2 for BB25-1K-K, BB25-2K-K and BB25-2GD 1K-K is 0.5 mm shallow compared to DIN 6885. 3. Process the keyway on the shaft 0.5 mm deeply to use DIN standard key. All other models are dimensionally interchangeable with competitors.
Lubrication
- Since grease is already applied before delivery, there is no need to apply grease before use.
- If the clutch is used with an oil lubricant, the oil lubrication should be applied inside the unit always.
- Do not use greases or lubricants with EP additives.
Certifications
Company Information
Changzhou Suma Precision Machinery Co., Ltd (Changzhou Tianniu Clutch Factory) is a manufacturer specialized in producing various cam clutch, one way bearing, one way clutch, backstop clutch, overrunning clutch and other bearings with high technology.
We follow "Best Quality, Best Price, Fast Delivery, Best Service" to make all of our old and new customers satisfied.
Our Advantages
- Advanced producing equipment
- Strict requirement for the raw material
- Complete & perfect process flow
- Good quality of each batch of the product
- Different grades of price for different quality
Frequently Asked Questions
Q: Why do we choose your company?
A: We always insist quality first. We have our bearing factory, therefore we have advantage in quality control and price of one way clutch bearing.
Q: What is the delivery time?
A: Most of the bearing we have stock. For small quantity, we will arrange delivery within 15 days.
Q: What is your payment term?
A: Our payment term include L/C, T/T, Western Union, Paypal etc.
Q: Can you send bearing samples first?
A: Yes, we can send bearing samples of one way clutch bearing to check quality first.
If you have any needs, please contact me at any time!
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Changzhou Suma Precision Machinery Co., Ltd
Location
Liudao Industrial Pak, Yaoguan Town, Wujin District, Changzhou city, Jiangsu Province, 213102
Contact Person
Ellen Zhang