SGS Approved S Flex Couplings (12S)

S-flex coupling, ,

1. The couplings have two types of flanges J and S, their flanges are bored-to-size and manufactured for a slip fit

    on Standard shafting. Available from stock in a wide range of shaft sizes.

2. Non lubricated, maintenance free, easy and quick installation.

3. EPDM,Hytrel elements.

4. Customized requirement is available.

The simple design of the S-Flex coupling ensures ease of assembly and reliable performance. No special tools are needed for installation or removal. The S-Flex couplings can be used in a wide variety of application

Type J couplings feature bored to size die-cast flanges, offering a cost-effective solution for low-torque applications - 4 Sizes: 3J to Size 6J

Type S couplings are made of high-strength cast iron and bored to size off the shelf, utilizing a 65° setscrew angle for superior holding power and quick, easy installation - 11 Sizes: 5S to 12S

Sureflex couplings are widely used on pumps,compressors,air handing and other industrial equipments.


Shanghai Shine Transmission Machinery Co., Ltd is specialized in manufacturing and selling transmission products.
Our products are exported to the world famous machinery company in Europe, America, South Africa, Australia, Southeast Asia etc.
Our main products include: European pulley, American pulley, Couplings, taper bushing, QD bush, lock element, adjustable motor base, motor rail, sprockets, chain, bolt on hubs, weld on hubs, jaw crusher equipment & spare parts and all kinds of non-standard Casting products etc.