1. Dai Hong Phat Corp. is the authorized representative specializing in supplying all Flender products nationwide in Vietnam:
The Flender brand boasts over 40 years of experience in manufacturing and supplying mechanical power transmission components, including propulsion systems, generators, cutter drives, as well as clutches, couplings, and shaft-hub connections. Dai Hong Phat aims to establish an official and legitimate partnership as an authorized distributor of the Flender brand. We have achieved this goal to distribute components, particularly the Rupex RWN coupling, to customers.
Dai Hong Phat is an importer and distributor of all genuine Flender coupling products throughout Vietnam. With over 15 years of commitment to reliability, our company ensures that customers can purchase Rupex RWN Pin and Bush Couplings with 100% authenticity, offering high-quality products at the best prices in the market.
2. What is the Flender Rupex Pin and Bush Couplings?
The Flender Rupex Pin and Bush Couplings are mechanical couplings designed for transmitting torque between two shafts in rotating machinery. They consist of two hubs with pins on one hub and corresponding bushings on the other hub. The pins and bushings are arranged in such a way that they allow for relative motion between the hubs while transmitting torque. These couplings are known for their flexibility, durability, and ability to compensate for misalignment between shafts. They are commonly used in various industrial applications to connect shafts and provide reliable torque transmission.
3. Chateristics of the Flender Rupex RWN Pin and Bush Couplings:
– The Rupex RWN Pin and Bush Couplings are manufactured by Flender Germany.
– The Flender Rupex RWN couplings are renowned for its excellent shock absorption capabilities.
– Its design incorporates bushings for medium to high torque transmission.
– It offers a range of nominal torque values from TKN = 200 Nm to 1,690,000 Nm across 26 sizes.
– The temperature range is documented from -50°C to +100°C.
– The conical surface of the cushion blocks facilitates easy installation and ensures maintenance-free operation.
– The optimal shape of the bushings with pins allows for simple plug-in assembly.
View more product “Rupex RWS Pin and Bush Couplings“
| FOR ANY INQUIRIES OR QUOTATION REQUESTS, PLEASE CONTACT: SALES DEPARTMENT HOTLINE: +84906 955 057 – EMAIL: INFO@DHP-CORP.COM.VN |
4. Applications of the Flender Rupex RWN Pin and Bush Couplings:
– The Rupex RWN Pin Couplings are utilized as a flexible compensating coupling, bolted flange coupling, and flange coupling in all applications requiring reliable torque transmission under harsh operating conditions.
– It finds extensive application across various sectors including steel manufacturing (cutting and straightening machines), crane systems (luffing and slewing gear systems), oil and gas (pumps, fans, compressors), power generation (pumps, fans, compressors, air-cooled condensers, water turbines), and more.
5. Technical of the Flender Rupex RWS Pin and Bush Couplings:
– The Flender Rupex RWN Pin and Bush Couplings feature a compact design, lightweight construction, and inertia tailored to mass.
– Its components are not dependent on rotational direction (suitable for bidirectional operation).
– It is designed for easy plug-in assembly (blind assembly, bell housing installation).
– This coupling is suitable for use in explosive atmospheres; certified according to 2014/34/EU (ATEX).
Technical drawing of the Flender Rupex RWN:
| Catalogue Flender Rupex RWN |
Installation Flender Rupex RWN |
||||||

| Size | Rated torque buffer | Speed nKmax |
Dimensions in mm | Weight | ||||||||||
| Nm | rpm | D1 | D2 | DA | ND1 | ND2 | NL1/ NL2 | S | U1 | U2 | P | LG | m
kg |
|
| 105 | 200 | 7000 | 35 | 42 | 105 | 53 | 59 | 45 | 3 | 13 | 12 | 30 | 93 | 1.8 |
| 125 | 350 | 6000 | 42 | 48 | 125 | 65 | 68 | 50 | 3 | 16 | 15 | 35 | 103 | 3.2 |
| 144 | 500 | 5250 | 48 | 60 | 144 | 76 | 84 | 55 | 3 | 16 | 15 | 35 | 113 | 4.2 |
| 162 | 750 | 4650 | 55 | 65 | 162 | 85 | 92 | 60 | 3.5 | 20 | 18 | 40 | 123.5 | 6.3 |
| 178 | 950 | 4200 | 70 | 75 | 178 | 102 | 108 | 70 | 3.5 | 20 | 18 | 40 | 143.5 | 8.9 |
| 198 | 1300 | 3750 | 80 | 90 | 198 | 120 | 128 | 80 | 3.5 | 20 | 18 | 40 | 163.5 | 11.5 |
| 228 | 2200 | 3300 | 90 | 95 | 228 | 129 | 140 | 90 | 3.5 | 26 | 24 | 50 | 183.5 | 17.7 |
| 252 | 2750 | 3000 | 100 | 110 | 252 | 150 | 160 | 100 | 3.5 | 26 | 24 | 50 | 203.5 | 24 |
| 285 | 4300 | 2650 | 48-110 | 48-120 | 285 | 164 | 175 | 110 | 4.5 | 32 | 30 | 60 | 224.5 | 36 |
| 320 | 5500 | 2350 | 55-120 | 55-130 | 320 | 180 | 192 | 125 | 4.5 | 32 | 30 | 60 | 254.5 | 50 |
| 360 | 7800 | 2100 | 65-130 | 65-140 | 360 | 200 | 210 | 140 | 4.5 | 42 | 42 | 75 | 284.5 | 74 |
| 400 | 12500 | 2050 | 75-150 | 75-150 | 400 | 230 | 230 | 160 | 4.5 | 42 | 42 | 75 | 324.5 | 100 |
| 450 | 18500 | 1800 | 85-170 | 85-170 | 450 | 260 | 260 | 180 | 5.5 | 52 | 52 | 90 | 365.5 | 149 |
| 500 | 25000 | 1600 | 95-190 | 95-190 | 500 | 290 | 290 | 200 | 5.5 | 52 | 52 | 90 | 405.5 | 192 |
| 560 | 39000 | 1500 | 100-140 | 100-140 | 560 | 250 | 250 | 220 | 6 | 68 | 68 | 120 | 446 | 280 |
| 140-180 | 140-180 | 300 | 300 | 290 | ||||||||||
| 180-200 | 180-200 | 320 | 320 | 295 | ||||||||||
| 630 | 52000 | 1280 | 100-140 | 100-140 | 630 | 250 | 250 | 240 | 6 | 68 | 68 | 120 | 486 | 345 |
| 100-180 | 140-180 | 300 | 300 | 370 | ||||||||||
| 100-220 | 180-220 | 355 | 355 | 400 | ||||||||||
| 710 | 84000 | 1150 | 100-160 | 110-160 | 710 | 290 | 290 | 260 | 7 | 80 | 80 | 140 | 527 | 510 |
| 100-200 | 160-200 | 330 | 330 | 515 | ||||||||||
| 100-240 | 200-240 | 385 | 385 | 540 | ||||||||||
6. Why choose Dai Hong Phat Corp. as your supplier for Rupex Pin and Bush Couplings?
– Our customers will have the opportunity to purchase genuine Flender Pin and Bush couplings imported directly from Flender Germany.
– Dai Hong Phat will safeguard you against risks by providing genuine Rupex RWN Pin and Bush Couplings products and protecting you from counterfeit items.
– We ensure that all necessary CO/CQ documentation for Flender Rupex Couplings will be provided to our customers.
– With a readily available stock of Flender Rupex RWN, Dai Hong Phat guarantees swift delivery to our customers.
– Technical drawings of the shaft couplings will be provided upon request to our customers.
– We maintain a highly skilled team of technical specialists to assist our customers with any inquiries or concerns they may have.
– Free consultation services are offered to optimize solutions for our customers’ plants with genuine Flender Rupex RWN products from the Ringfeder brand.
– Our customers will receive the official Ringfeder shaft coupling catalogue from Dai Hong Phat.
– We offer complimentary customization of technical specifications and dimensions for Rupex Pin and Bush Coupling products according to our customers’ requirements.
– Our nationwide 24/7 delivery service ensures minimal downtime for our customers’ machinery.
– Dai Hong Phat boasts a professional workshop for precision machining tailored to our customers’ specific requests.
Contact Dai Hong Phat now for consultation!
Or view more information at:
– https://www.khopnoitruc.com/
– https://www.khopkhoatruc.com/
– https://www.facebook.com/khopnoitrucdaihongphat
– https://www.facebook.com/khopkhoatruccondaihongphat
– https://www.youtube.com/channel/UCaWH09QEtoCThHO3uzlfImg
– https://www.youtube.com/channel/UC4LmsXq3FmjtbQaa0cVrXVw
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DAI HONG PHAT ENGINEERING SERVICE TRADING MANUFACTURE COMPANY LIMITED
– HCMC Office: 22 Street 11, Khang Dien Residential Area, Duong Dinh Hoi Street, Phuoc Long B Ward, Thu Duc City.
– Ha Noi Office: No. 14-15A, 7th Floor, Charmvit Building, No. 117 Tran Duy Hung, Trung Hoa Ward, Cau Giay District.
– Tel HCM: +84.28.22536631 – 22536632 – 66818587
– Hotline: +84906 955 057 | Fax: 028.22536632
– Email: info@dhp-corp.com.vn
– Website: https://www.en.daihongphat.asia/
– Partner website: https://www.flender.com/en/
| FOR ANY INQUIRIES OR QUOTATION REQUESTS, PLEASE CONTACT: SALES DEPARTMENT HOTLINE: +84906 955 057 – EMAIL: INFO@DHP-CORP.COM.VN |














