P7401RM Details OEM Make: Micro-AirPart Number: P7401RMDimensions: 8.375 x 12.75 x 26Outside Diameter: 12.75"Length: 26.00"Inside Diameter: 8.375"Top: OpenBottom: Closed with a 0.530" bolt hole and 2 D-ring clipsShape: Round Approx. Square Footage of Filter Media: 174Notes: The OEM spec for this Micro-Air dust collector filter is Fire Retardant 80/20 cellulose/polyester. (Select the 80/20 FR media option from the dropdown box above.) Fire Retardant 80/20 is best to filter weld smoke, grinding dust, and used in many other general manufacturing applications. Give us a call at (866) 393-0297 and we can help determine the proper filter media for your application. Compatible Dust Collection Systems: MC1500, MC2500 Cartridge Filter Cross Reference: Koch Filter C33H146-106, Fab-Tex MA7464, Pro Air Supply 10001534