Let’s learn about Rathi-Ringfeder Flexible Couplings type RRS 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 Elastomer Rings L supplied by Dai Hong Phat are 100% genuine imports, with full CO/CQ, meeting international quality standards.
2. Characteristics of Rathi-Ringfeder Flexible Couplings type RRS
– Manufacturer brand: Rathi-Ringfeder/India.
– Have 8 size such as: RRS 95, RRS 99, RRS 100, RRS 110, RRS 150, RRS 190, RRS 225, RRS 226.
– Jaw Flex Couplings Rathi-Ringfeder type RRS, featuring its distinctive wrap-around Nitrile rubber connecting element, revolutionizes equipment inspection and element replacement by eliminating the necessity of dismantling connected machinery. This feature proves invaluable, especially when machinery downtime can result in significant losses.
– Paired with a selection of prebored hubs, a modular hub design, and a spacer option, the Snap Wrap coupling sets the standard for quality, flexibility, and rapid installation and maintenance.
– Capacity: 113 kw/100 vòng/phút
– Max bore: 115 mm.

Jaw Flex Couplings Type RRS at Dai Hong Phat
View more product “Jaw Flex Couplings Type L“
| FOR ANY INQUIRIES OR QUOTATION REQUESTS, PLEASE CONTACT: SALES DEPARTMENT HOTLINE: (+84) 0906 955 057 – EMAIL: INFO@DHP-CORP.COM.VN |
4. Applications of Flexible Couplings type RRS
Jaw Flex Couplings Type RRS are commonly used in chemical pump applications, making it ideal for piston pumps, diesel or gas engines, various power generation units, and other drive systems where quick disconnect capability is needed without compromising the transmission or drive system.

5. Technical of Flexible Couplings type RRS
| Catalogue RRS Series Jaw Flex Couplings |
Installation RRS Series Jaw Flex Couplings |

| Coupling | Synthetic Rubber | Polyurethane | HTrans | Pilot Drill Size | Max Bore D | ØA | ØB | ØE | Gap G | Length thru’ Bore L1 | Overall Length TL1 | |||
| Size | Rated Torque (Nm) | kW @ 100 rpm | Rated Torque (Nm) | kW @ 100 rpm | Rated Torque (Nm) | kW @ 100 rpm | ||||||||
| RRS 95 | 21.10 | 0.22 | 31.4 | 0.33 | 52.8 | 0.55 | – | 28 | 65 | 49 | 19 | 2 | 25 | 63 |
| RRS 99 | 46.40 | 0.49 | 69.6 | 0.73 | 116 | 1.2 | – | 30 | 78 | 51 | 27 | 2 | 27 | 72 |
| RRS 100 | 46.40 | 0.49 | 69.6 | 0.73 | 116 | 1.2 | – | 35 | 78 | 57 | 27 | 2 | 35 | 88 |
| RRS 110 | 89 | 0.93 | 133.5 | 1.4 | 222.5 | 2.3 | – | 42 | 96 | 76 | 35 | 3 | 43 | 108 |
| RRS 150 | 141 | 1.5 | 211.5 | 2.2 | 352.5 | 3.7 | – | 48 | 111 | 80 | 35 | 3 | 45 | 115 |
| RRS 190 | 190 | 2.0 | 285 | 3.0 | 475 | 5.0 | – | 60 | 129 | 102 | 45 | 3 | 54 | 133 |
| RRS 225 | 265 | 2.8 | 397.5 | 4.2 | 662.5 | 6.9 | – | 65 | 142 | 111 | 45 | 3 | 64 | 153 |
| RRS 226 | 327 | 3.4 | 490.5 | 5.1 | 817.5 | 8.6 | – | 70 | 153 | 119 | 51 | 3 | 70 | 178 |
View more product “Jaw Flex Couplings Type SWQ“
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 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/








