Let’s learn about Rathi-Ringfeder Gear Couplings RGS with Dai Hong Phat, through the following article!
1. About Dai Hong Phat Corp – Rathi India
– Dai Hong Phat Corp is the official authorized representative of Rathi India in Vietnam (Rathi Vietnam), Laos, Cambodia, Philippines and Bangladesh. We provide genuine transmission shaft coupling solutions that meet international standards, helping to optimize the performance and durability of machinery systems.
– Established in 1993 in Pune, India, under Rathi Group. The company has achieved ISO 9001 certification and specializes in manufacturing transmission couplings. With a global distribution system and strict quality control processes, Rathi quickly became an internationally prestigious brand.
– In 2024, Rathi officially merged into Ringfeder.
– The Rathi-Ringfeder Gear Couplings RGS supplied by Dai Hong Phat are 100% genuine imports, with full CO/CQ, meeting international quality standards.
View more: Other Rathi-Ringfeder Gear Couplings lines
2. Characteristics of Rathi-Ringfeder Gear Couplings RGS
– Manufactured brand:Rathi-Ringfeder/India
– Gear-Flex RGS Gear Coupling are steel-cased gear couplings that operate without safe kickback.
– Power: 5300 kw/100 rpm
– Maximum bore: 440 mm
– Maximum torque: 506113 Nm
– Compact size, easy to install
– Standard double-hook gear couplings accommodate both angular and parallel misalignments or a combination of both, as well as end floats without placing significant axial loads on adjacent bearings. The exposed bolt design allows the use of open-end or ratchet wrenches, making it the preferred design for most industrial applications.
View more product: Gear-Flex Couplings Type LFG
| FOR ANY INQUIRIES OR QUOTATION REQUESTS, PLEASE CONTACT: SALES DEPARTMENT HOTLINE: +84 906 955 057 – EMAIL: INFO@DHP-CORP.COM.VN |
3. Applications of Rathi-Ringfeder Gear Couplings RGS
Gear-Flex RGS Shaft Coupling is flexible gear couplings suitable for standard applications including fans, cranes, conveyors, steel and paper mill equipment. Special requirements such as limit end floats, insulation, Mill motors, Slides, Spacers, brake drums, shear pins, cover bolt designs are provided.

4. Technical specifications of RGS gear coupling:
| Catalogue Rathi-Lovejoy RGS Gear Coupling |
Installation instructions Rathi-Lovejoy RGS Gear Coupling |

Rathi-Lovejoy RGS gear coupling specifications:
| Coupling (Model) |
Coupling Rating | Max. Speed rpm |
Min Bore Dia mm |
Max Bore Dia mm |
ØA | ØB1 | ØB2 | TL | |||
| kW at 100 rpm |
Rated Torque Nm |
||||||||||
| D1 | D2 | D1 | D2 | ||||||||
| Flex Hub | Rigid Hub | Flex Hub | Rigid Hub | ||||||||
| RGS-10 | 14 | 1337 | 8000 | 14 | 18 | 52 | 60 | 116 | 69 | 84 | 87 |
| RGS-15 | 30 | 2865 | 6500 | 22 | 26 | 65 | 80 | 152 | 86 | 107 | 101 |
| RGS-20 | 53 | 5061 | 5600 | 27 | 30 | 80 | 90 | 178 | 105 | 130 | 125 |
| RGS-25 | 105 | 10027 | 5000 | 32 | 37 | 98 | 110 | 213 | 131 | 157 | 156 |
| RDS-30 | 168 | 16043 | 4400 | 42 | 44 | 115 | 130 | 240 | 152 | 182 | 184 |
| RDS-35 | 231 | 22059 | 3900 | 47 | 52 | 135 | 150 | 279 | 178 | 212 | 215 |
| RDS-40 | 336 | 32086 | 3600 | 47 | 52 | 160 | 180 | 318 | 210 | 250 | 245 |
| RDS-45 | 472 | 45073 | 3200 | 52 | 57 | 180 | 200 | 346 | 235 | 276 | 274 |
| RDS-50 | 650 | 62070 | 2900 | 72 | 77 | 195 | 220 | 389 | 254 | 309 | 310 |
| RDS-55 | 880 | 84034 | 2650 | 72 | 77 | 215 | 240 | 425 | 279 | 334 | 350 |
| RDS-60 | 1250 | 115069 | 2450 | 77 | 82 | 235 | 260 | 457 | 305 | 366 | 384 |
| RDS-70 | 1823 | 174084 | 2150 | 92 | 102 | 280 | 300 | 527 | 356 | 425 | 452 |
| RDS-80 | 2639 | 252006 | 1750 | 95 | 105 | 285 | 335 | 590 | 385 | 470 | 511 |
| RDS-90 | 3037 | 290012 | 1550 | 100 | 170 | 300 | 370 | 660 | 420 | 518 | 567 |
| RDS-100 | 4100 | 391521 | 1450 | 120 | 180 | 330 | 405 | 711 | 470 | 572 | 6226 |
| RDS-110 | 5300 | 506113 | 1330 | 130 | 220 | 370 | 440 | 775 | 521 | 620 | 686 |
5. Why choose Dai Hong Phat Corp?
– 100% genuine products imported directly from Rathi-Ringfeder India.
– Protect customers from counterfeit goods and always provide full CO/CQ documents.
– Goods in stock, fast delivery nationwide 24/7.
– Free technical consultation and support for drawings, catalogs.
– Refined processing workshop to meet individual requirements.
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With more than 15 years of experience, Dai Hong Phat Transmissions Shaft Coupling is proud to be a trusted partner of hundreds of domestic and foreign enterprises.
Let us accompany your sustainable development!
DAI HONG PHAT ENGINEERING SERVICE TRADING MANUFACTURE COMPANY LIMITED
– Ho Chi Minh City Office: 22 Street 11, Khang Dien Residential Area, Duong Dinh Hoi Street, Phuoc Long Ward, Ho Chi Minh City.
– Hanoi Office: No. 14-15A, 7th Floor, Charmvit Building, No. 117 Tran Duy Hung, Thanh Xuan Ward, Hanoi City.
– Tel HCM: +84.28.22536631 – 22536632 – 66818587 | | Fax: 028.22536632
– Hotline: +84906.955.057 | – Email: info@dhp-corp.com.vn
– Website: https://en.daihongphat.asia/ – https://khopnoitruc.com/ – https://ringfeder.com.vn/















