"ELECTRIC DRIVE CHILLER, LUFKIN GEARBOX MODEL N140C; SERIAL NUMBER 443, RATIO 2.787.1, 1800 INPUT RPM; ORDER NUMBER 410633 CATALOG RATING 4313HP, SERVICE FACTOR 1.91; SERVICE RATING 2250 HP, COUPLING SET, FOR LOW SPEED SHAFTS BETWEEN LUFKIN GEARBOX AND MOTORS, MANUFACTURED BY FAULK, MODIFIED BY LUFKIN LEF DISC AND ONE-HALF TAPER BORE; TWO FLANGED SEALS, TWO FLEXIBLE HUBS, TWO LUBRICATION PLUGS, ONE SET OF EIGHT BOLTS/NUTS, AND ONE GASKET"