P7402RM Details OEM Make: Micro-AirPart Number: P7402RMDimensions: 8.38 x 12.75 x 16.00Outside Diameter: 12.75"Length: 16.00"Inside Diameter: 8.38"Top: Open with a gasketBottom: Closed with a 0.54" bolt hole and 2 D-ringsShape: Round with inner expanded metal and 1-outer bandApprox. Square Footage of Filter Media: 223Notes: The media 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.) 80/20 is best to filter grinding dust, powder and dry chemical processing, and 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.