* The 3656 and 3756 S-Group pumps from Goulds have been designed with technical benefits to meet the needs of users in a variety of water supply, recirculation, and cooling applications. * The model 3656 offers close coupled design for space saving and simplified maintenance. * The model 3756 offers a bearing frame mounted design for flexibility of installation and drive arrangements. * Back pull-out to reduce maintenance down time. * Standard Type 21 mechanical seal for both reliability and availability. Carbon/ceramic/ BUNA standard, with other faces and elastomers available. * 3656/3756 available in all iron, bronze fitted or all bronze construction for application versatility. * Replaceable wearing components include stainless steel shaft sleeve and casing and hub wear rings to maintain peak efficiency. * Packed box sealing is also available as an option. * Enclosed impeller design, dynamic balancing and renewable wear rings reduce losses affecting performance and pump life. * Suction and discharge pipe connections are NPT threaded, except 3 x 4 7 which has 125 lb. ANSI flat faced flanges. * Rigid cast iron motor adapter provides support and registered fits maintain positive unit alignment. * Standard NEMA motor frame, JM or JP shaft extension, C-face mounting, single phase or three phase, 3500 or 1750 RPM. Open drip proof and totally enclosed fan cooled. * Optional explosion proof or high efficiency motors available. * Optional rigid carbon steel bedplate, sheet metal coupling guard and T. B. Woods spacer coupling for 3756 models.
Applications * Booster service * Spraying systems * Irrigation * Water circulation * Liquid transfer * General purpose pumping