alternative RINGSPANN high quality R&B brand FD50 sprag freewheel roller chain clutch

Data Sheet

Features

Internal Freewheels FD are sprag freewheels without an inner ring. The customer s hardened and ground shaft is used as the inner track. The freewheels FD are used as:

Backstops

Overrunning Clutches

Indexing Freewheels

The standard type and type with P-grinding for increased service life and indexing accuracy do not have bearing support. In the case of the standard type, every second sprag has been be replaced by a cylindrical roller; this freewheel can accept radial forces. Nominal torques up to 2 400 Nm. The torque is transmitted on the outer ring by press fit.

Different Freewheel Sizes Of FD Series You May Choose

Application example

Two Internal Freewheels FD 40 CFR of standard type with bearing support as overrunning clutches in the drive of the transport rollers in a packaging distribution unit. In normal oper ation, the transport rollers are driven by means of the freewheels that are working in driving operation. At the withdrawal station, the arriving packages can easily slip off as the drive is overrun by the freewheel (freewheeling operation).

Mounting

Internal freewheels FD in type standard and type with P-grinding are without bearing support.

Concentric alignment of inner and outer ring must be provided by the customer. The permissible run out (T.I.R.) must be observed. The torque is transmitted on the outer ring by press fit. In order to transmit the torques specified in the table, the outer ring must be accommodated in a housing with an external diameter K. The housing is made of steel or grey cast iron in minimum quality GG-20. When using other housing materials or smaller external

diameters, we urge you to contact us regarding the transmissible torque.The tolerance of the housing bore D must be ISO P6.

The permissible operating temperature of thefreewheel is - 40°C to 80°C.

Lubrication

An oil lubrication of the specified quality must be provided.

Example for ordering

Freewheel size FD 12, standard type:

• FD 12 CFH

Changzhou Lisongtai Industrial Motion Technology Co., Ltd with more than 10 years of experience, Our main products are freewheels ,backstops, one-way clutches, overrunning clutches, cam clutches, related products such as electromagnetic clutches, cam follower bearing,needle roller bearings, and customized serive .Our products cover more than 5 categories, over 100 different patterns and more than thousands sizes available.

Key market including food production and manufacturing, conveyor and other conveying devices, aerospace, military ships, printing and packaging, electric tools, automation machinery, ports and docks, and other scenarios. Our product is exported to various parts of the country.

What are we?

We are Changzhou Lisongtai Industrial Motion Technology Co.,LtD, it was founded in 2019, covered the aera of 4000 sq. M. Our factory was located in the economically developed coastal city-industrial district-Wujin Changzhou city of Jiangsu province. Here transportation is convenient, It will just take one hour to Shanghai by train.

We also have Changzhou Global bearing trading company, integration of industry and trade.

What the main product are produced?

One way bearings, one way clutch, overrunning clutch, backstops, cam clutch, needle roller bearing, Supporting roller and curve bearings, Cylindrical roller bearings. Thrust ball bearings with falt seat. We have large stocks, and we also accpect producing for non-standard product, Customers' drawing or samples.

What is our advantage?

Product: In 1999, our boss as a engineer, started to develop and design one way clutch bearings when he worked in a big bearing factory. Untill now, We have successes to develop BB series, MZ series, TFS series, NSS series RSBW series, which to be confirmed reach in a high quality level can compared with TSUBAKI brand from Janpan.

GFR series, DC series, ASNU series, NFR series, GFK series, NF series, AE series, AA series, ect, which to be confirmed reach in a high quality level can compared with STIEBER brand from German.

FE series, FP series, FND series, FKN series one way clutch bearing, which to be confirmed reach a high quality level can compared with GMN brand from Germany.

To continue to offer our customers the highest standard of service in our Industry. It is our intention to remain at the forefront of bearing supply and design and to continue our development into new bearing.

Factory equipment: The company owns the most advanced CNC automatic production line, automatic assembly line, and a variedy of testing equipment. Bearings we manufactured are all low noise, low vibration, low friction, high precision, high sealed, high turning speed and long life.

Quanlity control: All our products are sent out before several times inspection. We also supply detailed drawings and offer whenever necessary.

What's the application?

Widely used in conveying machine, reducer, hoist, elevator, automobile, home appliances, textile machinery, printing machinery, food machinery and mine machines etc

Where our products have been saled?

Our products all over the world play an important role

In Germany, Britain, the Netherlands, Spain, Italy,

In Indian, Indonesia, the Philippines, Thailand,

In Iran, Dubai

In Mexico,

In the United States

"Quality and Service" must be your main concerns which we have put into practice, please browse our product category and let us know your inquiries. Our aim is to supply our customers meet with good quality and the best competitive prices. With adequate supply, large stock and convenient transportation, we warmly welcome new customers to visit us.