Let’s learn about Rathi-Ringfeder Flexible Couplings type SWQ 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.
– Rathi-Ringfeder Flexible Couplings type SWQ supplied by Dai Hong Phat are 100% genuine imports, with full CO/CQ, meeting international quality standards.
2. Characteristics of Jaw Flex Couplings Type SWQ
– Manufacturer brand: Rathi-Ringfeder/India.
– The Rathi-Ringfeder type SWQ coupling is a flexible coupling type. Designed with a unique rubber wrap around the connecting part made of Nitrile rubber, the Rathi-Lovejoy type SWQ (Snap Wrap) coupling eliminates the need to disassemble connected equipment during inspection or part replacement – a significant advantage when machine downtime can increase significantly.
– Combined with various types of readily available drill sleeves, modular drill design, and cushion insert options, the Snap Wrap Lovejoy-Rathi coupling excels in quality, flexibility, installation speed, and maintenance.
– Power Rating: 113 kW/100 rpm.
– Maximum Diameter: 115 mm.
| FOR ANY INQUIRIES OR QUOTATION REQUESTS, PLEASE CONTACT: SALES DEPARTMENT HOTLINE: (+84) 0906 955 057 – EMAIL: INFO@DHP-CORP.COM.VN |
3. Application of Rathi-Ringfeder type SWQ coupling
Rathi-Ringfeder type SWQ shaft couplings (Rathi-Ringfeder Flexible Couplings type SWQ) are used for pumps in the chemical industry, ideal for reciprocating pumps, diesel or gas engines, multiple generator sets and other drives where quick disconnection is required without disturbing the drive or transmission.

4. Technical of Rathi-Ringfeder Flexible Couplings type SWQ
| Catalogue RWQ Series jaw flex couplings |
Installation RWQ Series jaw flex couplings |

| Size | Rated Torque Nm | BORE ØD | Outside Dia. ØA | Hub Dia. ØB | Length thru’ Bore L | Min. bolt clearance * M | Total Lenghth TL | |
| Min. | Max. | |||||||
| SWQ226 | 327 | 25 | 70 | 153 | 134 | 50 | 92 | 240, 280 |
| SWQ276 | 524 | 25 | 80 | 173 | 130 | 60 | 107 | 260, 300 |
| SWQ280 | 783 | 30 | 80 | 208 | 130 | 60 | 70 | 260, 300 |
| SWQ295 | 1279 | 30 | 105 | 253 | 160 | 70 | 80 | 280, 320 |
| SWQ2955 | 2139 | 30 | 105 | 253 | 160 | 75 | 80 | 290, 330 |
| SWQ300 | 3046 | 30 | 115 | 272 | 180 | 80 | 85 | 300, 340 |
| SWQ350 | 4297 | 30 | 125 | 323 | 200 | 90 | 85 | 320, 360 |
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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– Hotline: +84906.955.057 | – Email: info@dhp-corp.com.vn
– Website: https://en.daihongphat.asia/ – https://khopnoitruc.com/ – https://ringfeder.com.vn/











