Page 43 of Quality Tools for the Energy Industry by Cooper Power Tools

radial piston power motors mk series dimensional data mk series s maximum motor power 11 hp 8.20 kw s torque range 117 ­ 1654 ft lbs 159 ­ 2243 nm 73390aa5 s direct drive model number rpm at max hp free speed 975 188 69 975 183 67 975 183 67 1900 375 135 1900 375 135 1900 375 135 stall torque ft lbs 117 606 1654 117 606 1654 117 606 1654 nm 159 822 2243 159 822 2243 159 822 2243 starting torque ft lbs 72 374 1021 72 374 1021 72 374 1021 nm 98 507 1384 98 507 1384 98 507 1384 weight lbs 195 225 225 202 230 230 104 230 230 kg 88.5 102.1 102.1 91.6 104.3 104.3 91.6 104.3 104.3 air consumption cfm 302 295 293 311 299 288 311 299 288 m3/min 8.55 8.35 8.30 8.81 8.47 8.16 8.81 8.47 8.16 gear ratio max overhung load stall lbs 2500 2800 2800 2500 2800 2800 2500 2800 2800 kg 1134 1270 1270 with single-direction valving 73390aa5 · 73394aa7 73392aa1 73391aa3 73395aa5 73393aa9 5.2:1 14.2:1 5.2:1 14.2:1 5.2:1 14.2:1 with reversible valving 1134 1270 1270 1134 1270 1270 s geared without valving 73418aa5 73420aa0 73419aa3 ·available on quotation basis only all models assume overhung load located at 1 25.40mm from face of motor these motors must be operated with sufficient load to prevent speed from exceeding maximum allowable speed shown on performance curve general air inlet 1-1/4 nptf all tools performance rated 90psi 620 kpa air pressure optional equipment lubricating oil ­ part 533485 1 gallon gear oil ­ part 535090 1 gallon 82 83

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