Commercial P50 P51 Gear Pump Castings

East Gear make all the Parker/Commercial Intertech series gear pump casting parts including Port End Cover, Shaft End Cover, Housing and Bearing Carriage which can be full interchangeable with OEM parts.

P37 P50 P51 Gear Pump Castings: 

         37-H-05 --- 305-8005-100, 37, 1/2" GEAR HOUSING, LA-1688-05

         37-H-07 --- 305-8007-100, 37, 3/4" GEAR HOUSING, LA-1688-07

         37-H-10 --- 305-8010-100, 37, 1" GEAR HOUSING, LA-1688-10

         37-H-12 --- 305-8012-100, 37, 1-1/4" GEAR HOUSING, LA-1688-12

         37-H-15 --- 305-8015-100, 37, 1-1/2" GEAR HOUSING, LA-1688-15

         37-H-17 --- 305-8017-100, 37, 1-3/4" GEAR HOUSING, LA-1688-17

         37-H-20 --- 305-8020-100, 37, 2" GEAR HOUSING, LA-1688-20

         37-H-22 --- 305-8022-100, 37, 2-1/4" GEAR HOUSING, LA-1688-22

         37-H-25 --- 305-8025-100, 37, 2-1/2" GEAR HOUSING, LA-1688-25

         37-H-30 --- 305-8030-100, 37, 3" GEAR HOUSING, LA-1688-30

         37-PEC --- 305-3100-100, 37, PORT END COVER, NA-1603

         37M-BC --- 305-7300-100, 37, BEARING CARRIER BLANK MOTOR, JA-1687

         37M-SEC-2C --- 305-5021-401, 37, 2 BOLT "C" SHAFT END COVER w/case drain, MA-1686-3

         37M-SEC-4C --- 305-5031-403, 37, 4 BOLT "C" SHAFT END COVER w/case drain, HA-1686-3

         50-PEC --- 313-3120-100SP, 51, PORT END COVER SPECIAL, (can port out the sides), DOWELED

         51-H-05 --- 313-8205-100, 25/51, 1/2" GEAR HOUSING, MA-1688-05, DOWELED

         51-H-07 --- 313-8207-100, 25/51, 3/4" GEAR HOUSING, MA-1688-07, DOWELED

         51-H-10 --- 313-8210-100, 25/51, 1" GEAR HOUSING, MA-1688-10, DOWELED

         51-H-12 --- 313-8212-100, 25/51, 1-1/4" GEAR HOUSING, MA-1688-12, DOWELED

         51-H-15 --- 313-8215-100, 25/51, 1-1/2" GEAR HOUSING, MA-1688-15, DOWELED

         51-H-17 --- 313-8217-100, 25/51, 1-3/4" GEAR HOUSING, MA-1688-17, DOWELED

         51-H-20 --- 313-8220-100, 25/51, 2" GEAR HOUSING, MA-1688-20, DOWELED

         51-H-22 --- 313-8222-100, 25/51, 2-1/4" GEAR HOUSING, MA-1688-22, DOWELED

         51-H-25 --- 313-8225-100, 25/51, 2-1/2" GEAR HOUSING, MA-1688-25, DOWELED

         51-H-30 --- 313-8230-100, 25/51, 3" GEAR HOUSING, MA-1688-30, DOWELED

         51-PEC --- 313-3120-100, 51, PORT END COVER, ZA-1603, DOWELED

         51-PEC-L --- 313-3420-100, 51, PORT END COVER, LARGE PORTS, ZA-1603-RP, DOWELED

         51M-BC --- 313-7740-100, 51 MOTOR, BEARING CARRIER BLANK, TA-1687, DOWELED

         51M-SEC-2/4B --- 313-5057-401, 51, 2/4 BOLT "B" SHAFT END COVER w/case drain, DOWELED

         51M-SEC-2B --- 313-5027-401, 51, 2 BOLT "B" SHAFT END COVER w/case drain, RB-1685-3, DOWELED

         51M-SEC-2C --- 313-5027-402, 51, 2 BOLT "C" SHAFT END COVER w/case drain, NB-1685-3, DOWELED

         51M-SEC-2CS --- 313-5027-406, 51, 2 BOLT "C" SHORT SHAFT END COVER, LB-1685-3, DOWELED

         51M-SEC-4B --- 313-5037-401, 51, 4 BOLT "B" SHAFT END COVER w/case drain, HB-1685-3, DOWELED

         51M-SEC-4C --- 313-5037-402, 51, 4 BOLT "C" SHAFT END COVER w/case drain, KB-1685-3, DOWELED

         51M-SEC-PAD --- 313-5017-401, 51, PAD MOUNT SHAFT END COVER w/case drain, MB-1685-3, DOWELED

         51P-BC --- 313-7723-100, 51 PUMP, BEARING CARRIER w/common suction, TA-1687-11, DOWELED