Let’s learn about Ringfeder Locking Assemblies RfN 7003 with Dai Hong Phat, through the following article!
1. About Dai Hong Phat Corp – Ringfeder Germany
– Dai Hong Phat Corp is the official authorized representative of Ringfeder Germany in Vietnam (Ringfeder 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.
– Ringfeder Germany – the world’s leading brand in transmission and shock absorber solutions, with over 100 years of history of creation and innovation. Founded in 1922, with the first product “friction springs“, Ringfeder has become a global symbol of prestige for quality and reliability.
– Ringfeder Locking Assemblies RfN 7003 products supplied by Dai Hong Phat are 100% genuine imported, with full CO/CQ, meeting international quality standards.
Certificate of Dai Hong Phat Corp is an authorized representative of Ringfeder Germany in Vietnam
See more: Other Ringfeder Locking Assemblies
2. Characteristics of Locking Assemblies RfN 7003:
– Locking Assemblies RfN 7003 are manufactured by Ringfeder/Germany.
– Inner diameter d: 10 – 400mm.
– Outer diameter D: 47 – 495mm.
– Total length L: 34 – 137mm.
– Torque T: 355 – 512.635Nm.
– Easy to assemble and disassemble.
View more products “Locking Assemblies RfN 7061“
| FOR ANY INQUIRIES OR QUOTATION REQUESTS, PLEASE CONTACT: SALES DEPARTMENT HOTLINE: +84906 955 057 – EMAIL: INFO@DHP-CORP.COM.VN |
3. Applications of Locking Assemblies RfN 7003:
The Locking Assemblies RfN 7003 are known for its easy assembly and disassembly, durability, and suitability for applications transmitting axial loads and operating at high speeds. It provides excellent concentricity between tightly clamped components. This friction-locking type coupling securely locks shafts, ensuring a simple, robust connection without slippage thanks to its high frictional force.
Widely used across various industrial plants, the Ringfeder RfN 7003 locking assembly is trusted by customers and offers excellent solutions in terms of both economy and warranty period.
See article: Applications of Ringfeder RfN Mini Locking Assemblies
4. Technical of Locking Assemblies Ringfeder RfN 7003:
Ringfeder taper shaft locking joint has the ability to self-center, self-position during installation towards the screw head, suitable for applications with high radial loads such as mining. With the design of the locking joint, the equipment operates easily, strongly and safely without worrying about slipping due to the formation of strong enough friction force.
Thông số kỹ thuật khớp khóa trục Ringfeder RfN 7003:
| Catalogue Khớp khóa trục Ringfeder RFN 7003 |
Hướng dẫn lắp đặt Khớp khóa trục Ringfeder RFN 7003 |
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| Dimensions [mm] | T | Fax | TA | pW | pN | ||
| dxD | L | L1 | [Nm] | [KN] | [Nm] | [N/mm2] | |
| 19×47 | 34 | 28 | 355 | 31 | 14 | 280 | 120 |
| 20×47 | 34 | 28 | 360 | 33 | 14 | 280 | 120 |
| 22×47 | 34 | 28 | 400 | 33 | 14 | 260 | 125 |
| 24×50 | 34 | 28 | 440 | 36 | 14 | 245 | 120 |
| 25×50 | 34 | 28 | 560 | 36 | 14 | 280 | 140 |
| 28×55 | 34 | 28 | 625 | 36 | 14 | 250 | 130 |
| 30×55 | 34 | 28 | 650 | 36 | 14 | 235 | 130 |
| 32×60 | 34 | 28 | 950 | 50 | 14 | 290 | 150 |
| 35×60 | 34 | 28 | 1050 | 50 | 14 | 290 | 150 |
| 38×65 | 34 | 28 | 1140 | 50 | 14 | 250 | 145 |
| 40×65 | 34 | 28 | 1200 | 50 | 14 | 230 | 145 |
| 42×75 | 41 | 33 | 2030 | 70 | 35 | 305 | 170 |
| 45×75 | 41 | 33 | 2180 | 70 | 35 | 285 | 170 |
| 48×80 | 41 | 33 | 2330 | 80 | 35 | 270 | 160 |
| 50×80 | 41 | 33 | 2430 | 85 | 35 | 260 | 160 |
| 55×85 | 41 | 33 | 3050 | 100 | 35 | 270 | 175 |
| 60×90 | 41 | 33 | 3350 | 100 | 35 | 245 | 165 |
| 65×95 | 50 | 40 | 4080 | 110 | 35 | 255 | 175 |
| 70×110 | 50 | 40 | 6280 | 160 | 70 | 280 | 180 |
| 75×115 | 50 | 40 | 6680 | 160 | 70 | 260 | 170 |
| 80×120 | 50 | 40 | 7130 | 160 | 70 | 250 | 170 |
| … | … | … | … | … | … | … | … |
| 400×495 | 137 | 115 | 512635 | 2326 | 780 | 150 | 152 |
5. Why choose Dai Hong Phat Corp?
100% genuine products imported directly from Ringfeder Germany.
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 TECHNICAL PRODUCTION TRADING SERVICES CO., LTD
– Ho Chi Minh City Office: 22 Street 11, Khang Dien Residential Area, Duong Dinh Hoi Street, Phuoc Long Ward, City. HCM
– 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: 0906.955.057 | – Email: info@dhp-corp.com.vn
– Website: https://en.daihongphat.asia/ – https://khopnoitruc.com/ – https://ringfeder.com.vn/

















