Martin 9S21/8 QUADRA-FLEX Coupling Flange

Product Description

The Martin 9S21/8 is a QUADRA-FLEX coupling flange designed for effective connection in mechanical systems. It features a bore size of two and one-eighth inches and is built from cast iron for durability. Ideal for various mechanical applications, it supports operations with a maximum RPM of three thousand seven hundred fifty.

• Cast iron construction
• Bored to two and one-eighth inches
• Compatible with QUADRA-FLEX systems

Product Highlights

This coupling flange provides reliable performance in demanding environments. It is engineered for longevity and precision, making it suitable for a range of mechanical power transmission tasks.

Product Information

Standard Information

• Brand: Martin
• MPN: 9S21/8

Technical Specifications

• Max RPM: 3750 rpm
• Length Through Bore: 2 13/32 in
• Hub Length: 25/32 in
• Coupling Size: 9S
• Outside Diameter: 6.3500 in
• Hub Diameter: 3 5/8 in
• Bore Size: 2.125 in - 2 1/8 in
• Lock Type: Setscrew
• Keyway Size: 1/2 x 1/4
• Bore Type: Finished Bore
• Material: Cast Iron
• Weight: 6.5 LB
• EAN or UPC: 697950278117