1. Why choose Dai Hong Phat Corp. as the supplier for Ringfeder RfN 7110?
In the current Vietnamese market, there are numerous renowned brands in the field of manufacturing transmission equipment. Among them is Ringfeder, a well-known German brand specializing in high-quality transmission equipment. Therefore, Đại Hồng Phát has become the authorized representative for genuine Ringfeder products in Vietnam.
The outstanding benefits when purchasing Ringfeder products from Dai Hong Phat Corp. include:
– Procuring genuine Ringfeder locking assemblies RfN 7110 directly imported from the manufacturer.
– Safeguarding against risks and counterfeit products.
– Providing complete CO/CQ documentation for customers.
– Having readily available stock for quick delivery.
– Supplying technical drawings upon request.
– Dedicated and experienced technical support team.
– Offering free consultation for optimal solutions tailored to customers’ factories.
– Providing authentic product catalogues.
– Offering free customization of technical specifications and dimensions.
– Nationwide 24/7 delivery service to minimize downtime.
– Operating a professional machining workshop for custom requirements.
2. Dai Hong Phat Corp. is the specialized representative for supplying all Ringfeder products throughout Vietnam:
Dai Hong Phat is a company specializing in providing high-quality genuine transmission equipment for factories, including shaft locking devices, locking assemblies, taper lock bushings, shaft couplings, heavy-duty chains, motors, and gearboxes, sourced from renowned global brands. Ringfeder is one of the brands that Dai Hong Phat Corp. has partnered with to offer a diverse range of products and provide customers with various options.
3. Characteristics of Locking Assemblies Ringfeder RfN 7110:
– The Locking Assemblies RfN 7110 are manufactured by Ringfeder/Germany.
– Ringfeder locking assemblies are self-centering.
– There is no axial movement.
– They exhibit low surface pressure.
– Inner diameter range (d): 8-130 mm.
– Outer diameter (D): 15-165 mm.
– Total length (L): 28-139 mm.
– Torque (T): 30-23,700 Nm.
– They offer excellent self-centering capabilities and no axial movement during installation. Low surface pressure makes them suitable for thin-walled hub shafts with low expansion limits.

View more product “Locking Assemblies RfN 7012“
| FOR ANY INQUIRIES OR QUOTATION REQUESTS, PLEASE CONTACT: SALES DEPARTMENT HOTLINE: +84906 955 057 – EMAIL: INFO@DHP-CORP.COM.VN |
4. Applications of Locking Assemblies RfN 7110:
The Locking Assemblies RfN 7110 is utilized to connect shafts together, chain wheels, gear assemblies, pulleys, and belt pulleys in various applications. This locking assembly employs a different approach to transmit torque. It features dual thrust rings, which, when tightened or expanded to generate compressive force between its shafts and contacting parts, lock tightly together unlike keyways.

5. Technical of Locking Assemblies RfN 7110:
With its compact dimensions, the Ringfeder locking assemblies RfN 7110 offer economic benefits, ideal for applications with limited space. It provides excellent self-centering capabilities and ensures no axial movement during installation. The device’s design facilitates easy maintenance, saving time and extending machinery lifespan by safeguarding components.
Technical of Locking Assemblies Ringfeder RfN 7110:
| Catalogue Ringfeder RfN 7110 |
Installation Ringfeder RfN 7110 |
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| Dimensions [mm] | T | TA | Gw [kg] |
||||
| dxD | D1 | L | L1 | d1 | [Nm] | ||
| 8×15 | 27 | 30 | 28 | 19 | 30 | 4 | 0.06 |
| 9×16 | 28 | 31 | 27 | 20 | 34 | 4 | 0.07 |
| 10×16 | 28 | 31 | 27 | 20 | 37 | 4 | 0.06 |
| 11×18 | 32 | 31 | 27 | 23 | 51 | 5 | 0.07 |
| 12×18 | 32 | 31 | 27 | 23 | 56 | 5 | 0.07 |
| 13×23 | 38 | 31 | 27 | 28 | 61 | 5 | 0.12 |
| 14×23 | 38 | 31 | 27 | 28 | 65 | 5 | 0.12 |
| 15×24 | 44 | 42 | 36 | 31 | 110 | 17 | 0.21 |
| 16×24 | 44 | 42 | 36 | 31 | 120 | 17 | 0.2 |
| 17×26 | 47 | 44 | 38 | 33 | 165 | 17 | 0.22 |
| 18×26 | 47 | 44 | 38 | 33 | 180 | 17 | 0.24 |
| 19×27 | 48 | 44 | 38 | 34 | 190 | 17 | 0.25 |
| 20×28 | 49 | 44 | 38 | 35 | 200 | 17 | 0.25 |
| 22×32 | 53 | 51 | 45 | 39.5 | 230 | 17 | 0.34 |
| 24×34 | 55 | 51 | 45 | 41.5 | 255 | 17 | 0.36 |
| 25×34 | 55 | 51 | 45 | 41.5 | 255 | 17 | 0.35 |
| 28×39 | 60 | 51 | 45 | 46 | 370 | 17 | 0.43 |
| 30×41 | 62 | 51 | 45 | 48 | 475 | 17 | 0.43 |
| 32×43 | 64 | 56 | 50 | 50.5 | 505 | 17 | 0.46 |
| 35×47 | 68 | 56 | 50 | 54 | 740 | 17 | 0.52 |
| 38×50 | 71 | 56 | 50 | 57 | 800 | 17 | 0.61 |
| 40×53 | 74 | 58 | 52 | 60 | 950 | 17 | 0.67 |
| 42×55 | 77 | 58 | 52 | 62 | 995 | 17 | 0.74 |
| 45×59 | 85 | 72 | 64 | 68.5 | 1750 | 41 | 1.12 |
| 48×62 | 87 | 72 | 64 | 71.5 | 1870 | 41 | 1.14 |
| 50×65 | 91 | 82 | 74 | 74.5 | 2430 | 41 | 1.3 |
| 55×71 | 98 | 82 | 74 | 80 | 2670 | 41 | 1.99 |
| 60×77 | 103 | 82 | 74 | 86 | 2920 | 41 | 2.22 |
| 65×84 | 110 | 82 | 74 | 93 | 3160 | 41 | 2.6 |
| 70×90 | 119 | 101 | 91 | 101 | 4330 | 83 | 3.76 |
| 75×95 | 126 | 101 | 91 | 106 | 5310 | 83 | 4.08 |
| 80×100 | 131 | 106 | 96 | 111 | 7580 | 83 | 4.41 |
| 85×106 | 137 | 106 | 96 | 117 | 7990 | 83 | 4.83 |
| 90×112 | 143 | 106 | 96 | 123 | 9960 | 83 | 5.26 |
| 95×120 | 153 | 106 | 96 | 131 | 10500 | 83 | 6.26 |
| 100×125 | 162 | 114 | 102 | 138 | 13600 | 145 | 7.66 |
| 110×140 | 177 | 119 | 107 | 153 | 15000 | 145 | 9.89 |
| 120×155 | 195 | 139 | 127 | 168 | 21800 | 145 | 13.64 |
| 130×165 | 205 | 139 | 127 | 178 | 23700 | 145 | 14.58 |
Customers purchasing the Ringfeder RfN 7110 locking assembly from Dai Hong Phat enjoy the following benefits:
– Dai Hong Phat corp. is the official authorized distributor of Ringfeder in Vietnam and the Southeast Asia region.
– The company prioritizes “quality” as its business objective and customer service focus.
– Đại Hồng Phát commits that all Locking Assemblies RfN 7110 are 100% genuine, brand new, certified, and clearly labeled with their origin.
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, Ho Chi Minh City
– Can tho Office: 73 Phan Dinh Phung, Tan An Ward, Ninh Kieu District, Can Tho City
– Ha Noi Office: No. 14-15A, 7th Floor, Charmvit Building, No. 117 Tran Duy Hung, Trung Hoa Ward, Cau Giay District, Hanoi City
– 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.ringfeder.com/
| FOR ANY INQUIRIES OR QUOTATION REQUESTS, PLEASE CONTACT: SALES DEPARTMENT HOTLINE: +84906 955 057 – EMAIL: INFO@DHP-CORP.COM.VN |



















