Spacer coupling
Spacer coupling
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Advantages in industrial applications
- Maintenance Accessibility: Spacer-type couplings include an additional shaft length (spacer) between the coupling and the pump drive shaft or driver. This design allows bearings and seals to be removed without moving the driver or pump from its foundation. This feature is particularly beneficial during maintenance and repair operations, as it simplifies access to critical components without disturbing the alignment of the pump and driver.
- Length Specification: The coupling spacer should be at least 2 inches longer than the bearing assembly or seal assembly that needs to be removed. This ensures adequate clearance and ease of maintenance tasks.
- Alignment Maintenance: By allowing components to be removed independently (such as mechanical seals or bearing assemblies), spacer-type couplings help maintain the alignment between the pump and driver shafts. This is crucial for ensuring the longevity and efficiency of the equipment.
- Flexibility in Misalignment: Spacer-type couplings can accommodate greater misalignment between the pump and driver shafts compared to other coupling types. This flexibility is advantageous in situations where exact alignment is challenging to achieve or maintain.
- Industry Practice: It’s common practice in the industry to specify the coupling spacer and rely on the pump manufacturer to determine the correct length. This ensures compatibility and optimal performance of the coupling within the specific application.
- Recommended for Flexible Coupling Applications: Coupling spacers are generally recommended for all flexible coupling applications due to their ability to facilitate maintenance and preserve alignment integrity.
Diameter Data
| Size | DBSE
X |
A | B | c | D | E | F | G | H | J | d | L | M | Bush Size Max Bore | |
| Dp | Dm | ||||||||||||||
| F40-SM12-100 | 100 | 104 | 82 | 118 | 83 | 150 | 25 | 14 | 12 | 14 | 25 | 81 | 22 | 1008-25 | 1210-32 |
| F50-SM12-100 | 100 | 133 | 79 | 118 | 83 | 153 | 25 | 14 | 12 | 14 | 25 | 78 | 26 | 1210-32 | 1210-32 |
| F50-SM16-100 | 100 | 133 | 79 | 127 | 80 | 156 | 25 | 18 | 15 | 14 | 32 | 78 | 25 | 1210-32 | 1610-42 |
| F50-SM12-140 | 140 | 133 | 79 | 127 | 80 | 206 | 25 | 18 | 15 | 14 | 32 | 118 | 26 | 1210-32 | 1610-42 |
| F60-SM16-100 | 100 | 165 | 70 | 127 | 80 | 156 | 25 | 18 | 15 | 14 | 32 | 70 | 33 | 161042 | 1610-42 |
| F60-SM16-140 | 140 | 165 | 70 | 127 | 80 | 206 | 25 | 18 | 15 | 14 | 32 | 110 | 33 | 1610-42 | 1610-42 |
| F70-SM25-100 | 100 | I87 | 80 | 178 | 123 | 179 | 45 | 22 | 15 | 19 | 48 | 79 | 23 | 1610-42 | 2517-60 |
| F70-SM25-140 | 140 | 187 | 80 | 178 | 123 | 218 | 45 | 22 | 15 | 19 | 48 | 119 | 23 | 1610-42 | 2517-60 |
| F70-SM25-180 | 180 | 187 | 80 | 178 | 123 | 259 | 45 | 22 | 15 | 19 | 48 | 159 | 23 | 1610-42 | 2517-60 |
| F70-SM25-250 | 250 | 187 | 80 | 178 | 123 | 326 | 45 | 22 | 15 | 19 | 48 | 229 | 23 | 1610-42 | 2517-60 |
| F80-SM25-140 | 140 | 211 | 95 | 178 | 123 | 232 | 45 | 22 | 15 | 19 | 48 | 117 | 25 | 2012-50 | 2517-60 |
| F80-SM25-180 | 160 | 211 | 95 | 178 | 123 | 272 | 45 | 22 | 15 | 19 | 48 | 157 | 25 | 2012-50 | 2517-60 |
| F80-SM25-250 | 250 | 211 | 95 | 178 | 123 | 342 | 45 | 22 | 15 | 19 | 48 | 227 | 25 | 2012-50 | 2517-60 |
| F90-SM25-140 | 140 | 235 | 108 | 178 | 123 | 231 | 45 | 22 | 15 | 19 | 48 | 114 | 27 | 2517-60 | 2517-60 |
| F90-SM25-180 | 180 | 235 | 106 | 178 | 123 | 271 | 45 | 22 | 15 | 19 | 48 | 154 | 27 | 2517-60 | 2517-60 |
| F90-SM30-140 | 140 | 235 | 108 | 216 | 146 | 237 | 51 | 29 | 20 | 28 | 60 | 114 | 27 | 2517-60 | 3020-75 |
| F90-SM30-180 | 180 | 235 | 108 | 216 | 146 | 277 | 51 | 29 | 20 | 28 | 60 | 154 | 27 | 2517-60 | 3020-75 |
| F90-SM30-250 | 235 | 108 | 216 | 146 | 347 | 51 | 29 | 20 | 28 | 60 | 224 | 27 | 2517-60 | 3020-75 | |
| FI00-SM30-140 | 140 | 254 | 120 | 216 | 146 | 245 | 51 | 29 | 20 | 28 | 60 | 114 | 27 | 2517-60 | 3020-75 |
| FI00-SM30-180 | 180 | 254 | 120 | 216 | 146 | 285 | 51 | 29 | 20 | 28 | 60 | 154 | 27 | 2517-60 | 3020-75 |
| F100-SM30-250 | 250 | 254 | 120 | 216 | 146 | 355 | 61 | 29 | 20 | 28 | 60 | 224 | 27 | 2517-60 | 3020-75 |
| F110-SM30-140 | 140 | 279 | 134 | 216 | 146 | 245 | 51 | 29 | 20 | 28 | 60 | 118 | 25 | 2517-60 | 3020-75 |
| F110-SM30-180 | 180 | 279 | 134 | 216 | 146 | 285 | 51 | 29 | 20 | 28 | 60 | 158 | 25 | 2517-60 | 3020-75 |
| F110-SM30-250 | 250 | 279 | 134 | 216 | 146 | 366 | 61 | 29 | 20 | 28 | 60 | 228 | 25 | 2517-60 | 3020-75 |
| F110-SM3S-140 | 140 | 279 | 134 | 248 | 178 | 65 | 34 | 25 | 25 | 80 | 118 | 25 | 2517-60 | 3535-95 | |
| F110-SM35-180 | 180 | 279 | 134 | 248 | 178 | 299 | 65 | 34 | 25 | 25 | 80 | 158 | 25 | 2517-60 | 3535-95 |
| F110-SM35-250 | 250 | 279 | 134 | 248 | 178 | 369 | 65 | 34 | 25 | 25 | 80 | 228 | 25 | 2517-60 | 3535-95 |
| F120-SM35-140 | 140 | 314 | 140 | 248 | 178 | 273 | 65 | 34 | 25 | 28 | 80 | 114 | 29 | 3020-75 | 3535-95 |
| FI20-SM35-180 | 180 | 314 | 140 | 248 | 178 | 313 | 65 | 34 | 25 | 28 | 80 | 154 | 29 | 3020-75 | 3535-95 |
| F120-SM35-250 | 250 | 314 | 140 | 248 | 178 | 383 | 65 | 34 | 25 | 28 | 80 | 224 | 29 | 3020-75 | 3535-95 |
| F140-SM35-180 | 180 | 359 | 178 | 24X | 178 | 312 | 65 | 34 | 25 | 28 | 80 | 150 | 32 | 3535.95 | 3535-95 |
| F140-SM35-250 | 250 | 359 | 178 | 248 | 178 | 382 | 65 | 34 | 25 | 28 | 80 | 220 | 32 | 3535-95 | 3535-95 |
Note; Material: Spacer is C45 Male is GG20
All surfaces are phosphate blackened to protect agains
Packing Shipping Delivery
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How to choose power transmissions parts and industrial products which meet our requirement
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| Agricultural Chain | CNC Proces Parts | Casting | Stamping | |
| Powder Metallurgy | CNC Proces Parts | Casting | Stamping |
What Products Do you sell ?
We are a group of factories, give customer one stop solution of power transmission and industrial products. We are in the position to supply wide range of products, including chains, sprockets, v-belt and v-belt pulleys, timing belt and timing belt pulleys, gears, speed reducers, motors, racks, couplings, and many other parts, like locking assembly, taper bushing, Chain guide, shaft collar, torque limiter, cam clutch, universal joint, motor base and motor slide, rod end, clevis, rubber mount, etc. We make special parts according to drawings and/or samples.
How to choose a gearbox which meets our requirement?
You can refer to our catalogue to choose the gearbox or we can help to choose when you provide
the technical information of required output torque, output speed and motor parameter etc.
What information shall we give before placing a purchase order?
a) Type of the gearbox, ratio, input and output type, input flange, mounting position, and motor informationetc.
b) Housing color.
c) Purchase quantity.
d) Other special requirements.
What industries are your gearboxes being used?
Our gearboxes are widely used in the areas of textile, food processing, beverage, chemical industry,
escalator,automatic storage equipment, metallurgy, tabacco, environmental protection, logistics and etc.
What is the producing process?
Production process including raw material cutting, machine processing, grinding, accessories cleaning, assemble, cleaning, stoving, oil coating, cover pressing, testing, package.
How to control the products quality?
Combining advanced equipment and strict management, we provide high standard and quality bearings for our customers all over the world.
What is the transportation?
-If small quantity , we Suggest to send by express, such as DHL,UPS, TNT FEDEX. If large amount, by air or sea shipping.
Can we design packaging?
-Yes. Default is regular packing, and we can make customer's own packing.
Can you provide OEM service?
-Yes, we work on OEM orders. Which means size, quantity, design, packing solution, etc will depend on your requests; and your logo will be customized on our products.
Can you give me discount on Power Transmissions Parts and Industrial parts?
-Yes, of course. Pls. send me your Email, you'll get more
Q: Are You a trading company or a manufacturer?
A: We Are the factory and have our Own trading company
Q: How Can I get an offer?
A: please send US quotation information: drawings, materials, weight, quantity and requirements, we can accept PDF, ISGS, DWG, STEP file format. If you don't have the drawings, please send us the samples, we can also quote you according to your samples.
Q: What is your minimum order size?
A: it is usually 100 pieces, but a low quantity is acceptable under some special circumstances.
Q: Do you provide samples? Is it free or extra?
A: Yes, we can provide samples free of charge, but we don't pay the freight.
Q: What is the lead time for mass production?
A: honestly, it depends on the number of orders. Normally, if you don't need the tools, deposit them after 30 days or so.
Q: What if the parts don't Work?
A: we can guarantee the quality, but if it happens, please contact us immediately, take some photos, we will check the problem and solve it as soon as possible.
Q: What are your terms of payment?
A: payment is less than US $1000,100% in advance. Payment: $1000,50% wire transfer in advance, balance before shipment,Other Terms of payment are negotiable
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