1. Why choose Dai Hong Phat Corp. as your supplier for Locking Assemblies Ringfeder?
– Our customers will have the opportunity to purchase genuine Locking Assemblies RfN 7003 imported directly from Ringfeder Germany.
– Dai Hong Phat will safeguard you against risks by providing genuine products and protecting you from counterfeit items.
– We ensure that all necessary CO/CQ documentation for Locking Assemblies Ringfder products will be provided to our customers.
– With a readily available stock of Locking Assembly, Dai Hong Phat guarantees swift delivery to our customers.
– Technical drawings of the shaft couplings will be provided upon request to our customers.
– We maintain a highly skilled team of technical specialists to assist our customers with any inquiries or concerns they may have.
– Free consultation services are offered to optimize solutions for our customers’ plants with genuine products from the Ringfeder brand.
– Our customers will receive the official Ringfeder shaft coupling catalogue from Dai Hong Phat.
– We offer complimentary customization of technical specifications and dimensions for Ringfeder RfN 7003 products according to our customers’ requirements.
– Our nationwide 24/7 delivery service ensures minimal downtime for our customers’ machinery.
– Dai Hong Phat boasts a professional workshop for precision machining tailored to our customers’ specific requests.
2. Dai Hong Phat Corp. is the specialized representative for supplying all Ringfeder RfN 7003 in Vietnam:
– Dai Hong Phat Company is the exclusive importer and distributor of all 100% genuine Ringfeder products throughout Vietnam and the Southeast Asia region. (Authorized Distributor for Ringfeder Products in Vietnam, Laos, Cambodia, Philippines, …).
– With over 15 years of reputable service, Dai Hong Phat ensures customers acquire Locking Assemblies RfN 7003 that are 100% authentic, high-quality, and competitively priced in the market.
3. 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 |
4. 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.
5. Technical of Locking Assemblies Ringfeder RfN 7003:
Khớp khóa trục côn Ringfeder có khả năng tự định tâm, tự định vị trong quá trình lắp đặt về phía đầu vít phù hợp cho các ứng dụng với tải trọng hướng tâm cao như khai thác mỏ. Với thiết kế của khớp khóa giúp thiết bị hoạt động dễ dàng, mạnh mẽ và an toàn mà không lo bị trượt do hình thành được lực ma sát đủ mạnh.
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 |
||||||

View more product “Locking Elements RfN 8006”
| 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 |
| 85×125 | 50 | 40 | 8750 | 180 | 70 | 260 | 180 |
| 90×130 | 50 | 40 | 9080 | 180 | 70 | 250 | 170 |
| 95×135 | 50 | 40 | 10580 | 200 | 70 | 260 | 180 |
| 100×145 | 56 | 44 | 13380 | 240 | 125 | 270 | 190 |
| 110×155 | 56 | 44 | 14580 | 240 | 125 | 240 | 180 |
| 120×165 | 56 | 44 | 17880 | 250 | 125 | 250 | 180 |
| 130×180 | 64 | 52 | 25950 | 350 | 125 | 240 | 170 |
| 140×190 | 68 | 54 | 26950 | 350 | 190 | 210 | 150 |
| 150×200 | 68 | 54 | 32950 | 400 | 190 | 230 | 170 |
| 160×210 | 68 | 54 | 37950 | 450 | 190 | 230 | 170 |
| 170×225 | 78 | 64 | 44950 | 500 | 190 | 180 | 130 |
| 180×235 | 78 | 64 | 46950 | 500 | 190 | 170 | 130 |
| 190×250 | 78 | 64 | 64059 | 607 | 190 | 141 | 146 |
| 200×260 | 78 | 64 | 67430 | 607 | 190 | 134 | 141 |
| 220×285 | 88 | 72 | 82211 | 710 | 290 | 130 | 132 |
| 240×305 | 88 | 72 | 112106 | 848 | 290 | 149 | 154 |
| 260×325 | 88 | 72 | 145737 | 1017 | 290 | 165 | 174 |
| 280×355 | 102 | 84 | 168715 | 1094 | 400 | 139 | 143 |
| 300×375 | 102 | 84 | 203362 | 1230 | 400 | 146 | 152 |
| 320×405 | 121 | 101 | 287020 | 1627 | 580 | 150 | 151 |
| 340×425 | 121 | 101 | 355785 | 1899 | 580 | 165 | 168 |
| 360×455 | 137 | 115 | 395461 | 1994 | 780 | 142 | 142 |
| 380×475 | 137 | 115 | 487003 | 2326 | 780 | 157 | 158 |
| 400×495 | 137 | 115 | 512635 | 2326 | 780 | 150 | 152 |
Customers purchasing the Ringfeder RfN 7003 locking assemblies from Dai Hong Phat are entitled to the following benefits:
– Dai Hong Phat is the authorized distributor of Ringfeder products in Vietnam.
– Dai Hong Phat Company prioritizes “quality” as its business objective and serves customers accordingly.
– Dai Hong Phat Company guarantees that all Locking Assemblies RfN 7003 are 100% genuine, brand new, certified, with clear origin information.
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
———————————————–
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.
– Ha Noi Office: No. 14-15A, 7th Floor, Charmvit Building, No. 117 Tran Duy Hung, Trung Hoa Ward, Cau Giay District.
– 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 |



















