“51” Series
Product Details
| Heavy Motions ® | Parker® Reference Number | Description |
| 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, will accept ports up to 1-1/4″, ZA-1603-RP, DOWELED |
| 51-PEC-L-1.25NPT | 313-3420-132 | 51, PORT END COVER, DOWELED, 1-1/4″ NPT X 1-1/4″ NPT rear ported |
| 51-PEC-L-1.25ORB | 313-3420-332 | 51, PORT END COVER, DOWELED, 1-1/4″ ORB X 1-1/4″ ORB rear ported |
| 51-PEC-RVCCW | 51-PEC MACHINED FOR RELIEF VALVE, CCW | |
| 51-PEC-RVCW | 51-PEC MACHINED FOR RELIEF VALVE,CW | |
| 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-2/4BS | 313-5057-404 | 51, 2/4 BOLT “B” SHORT 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-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 |
| 51P-SEC-2CS | 313-5027-206 | 51, 2 BOLT “C” SHORT SHAFT END COVER, LB-1685-3, DOWELED |
| 51P-SEC-ROUND | 313-5047-201 | 51, 6 BOLT ROUND SHAFT END COVER, 2-5/8″ PILOT, DOWELED |
| JC1685D-15 | 313-5029-208 | 51 to 51 piggyback shaft end cover, with weep hole, doweled |
| JC1685D-24 | 313-5027-212 | 51 to 51 or 51 to 31 piggyback port end cover, doweled |
| Heavy Motions ® | Parker® Reference Number | Description |
| 50-G-05 | 313-2805-000 | GEAR SET, MA-1006M-05, 1/2″ |
| 50-G-07 | 313-2807-000 | GEAR SET, MA-1006M-07, 3/4″ |
| 50-G-10 | 313-2810-000 | GEAR SET, MA-1006M-10, 1″ |
| 50-G-12 | 313-2812-000 | GEAR SET, MA-1006M-12, 1-1/4″ |
| 50-G-15 | 313-2815-000 | GEAR SET, MA-1006M-15, 1-1/2″ |
| 50-G-17 | 313-2817-000 | GEAR SET, MA-1006M-17, 1-3/4″ |
| 50-G-20 | 313-2820-000 | GEAR SET, MA-1006M-20, 2″ |
| 50-G-22 | 313-2822-000 | GEAR SET, MA-1006M-22, 2-1/4″ |
| 50-G-25 | 313-2825-000 | GEAR SET, MA-1006M-25, 2-1/2″ |
| 50-G-30 | 313-2830-000 | GEAR SET, MA-1006M-30, 3″ |
| 50-GS-14S-10 | 313-2910-230 | SHAFT/GEAR SET, 7/8-13 TOOTH, VD-1135M-3-10, 1″ |
| 50-GS-14S-12 | 313-2912-230 | SHAFT/GEAR SET, 7/8-13 TOOTH, VD-1135M-3-12, 1-1/4″ |
| 50-GS-14S-15 | 313-2915-230 | SHAFT/GEAR SET, 7/8-13 TOOTH, VD-1135M-3-15, 1-1/2″ |
| 50-GS-14S-17 | 313-2917-230 | SHAFT/GEAR SET, 7/8-13 TOOTH, VD-1135M-3-17, 1-3/4″ |
| 50-GS-14S-20 | 313-2920-230 | SHAFT/GEAR SET, 7/8-13 TOOTH, VD-1135M-3-20, 2″ |
| 50-GS-14S-22 | 313-2922-230 | SHAFT/GEAR SET, 7/8-13 TOOTH, VD-1135M-3-22, 2-1/4″ |
| 50-GS-14S-25 | 313-2925-230 | SHAFT/GEAR SET, 7/8-13 TOOTH, VD-1135M-3-25, 2-1/2″ (C102) |
| 50-GS-14SS-17 | 313-2917-430 | SHAFT/GEAR SET, 7/8-13 TOOTH SHORT, VD-1135M-4-17, 1-3/4″ |
| 50-GS-14SS-20 | 313-2920-430 | SHAFT/GEAR SET, 7/8-13 TOOTH SHORT, VD-1135M-4-20, 2″ |
| 50-GS-14SS-25 | 313-2925-430 | SHAFT/GEAR SET, 7/8-13 TOOTH SHORT, VD-1135M-4-25, 2-1/2″ |
| 50-GS-16K-07 | 313-2907-740 | SHAFT/GEAR SET, 1″ KEYED, TD-1135M-3-07, 3/4″ |
| 50-GS-16K-10 | 313-2910-740 | SHAFT/GEAR SET, 1″ KEYED, TD-1135M-3-10, 1″ |
| 50-GS-16K-12 | 313-2912-740 | SHAFT/GEAR SET, 1″ KEYED, TD-1135M-3-12, 1-1/4″ |
| 50-GS-16K-15 | 313-2915-740 | SHAFT/GEAR SET, 1″ KEYED, TD-1135M-3-15, 1-1/2″ |
| 50-GS-16K-17 | 313-2917-740 | SHAFT/GEAR SET, 1″ KEYED, TD-1135M-3-17, 1-3/4″ |
| 50-GS-16K-20 | 313-2920-740 | SHAFT/GEAR SET, 1″ KEYED, TD-1135M-3-20, 2″ |
| 50-GS-16K-22 | 313-2922-740 | SHAFT/GEAR SET, 1″ KEYED, TD-1135M-3-22, 2-1/4″ |
| 50-GS-16K-25 | 313-2925-740 | SHAFT/GEAR SET, 1″ KEYED, TD-1135M-3-25, 2-1/2″ |
| 50-GS-16S-25 | 313-2925-240 | SHAFT/GEAR SET, 1″-15 TOOTH, (SPECIAL), 2-1/2″ |
| 50-GS-20K-10 | 313-2910-750 | SHAFT/GEAR SET, 1-1/4″ KEYED, SD-1135M-3-10, 1″ |
| 50-GS-20K-12 | 313-2912-750 | SHAFT/GEAR SET, 1-1/4″ KEYED, SD-1135M-3-12, 1-1/4″ |
| 50-GS-20K-15 | 313-2915-750 | SHAFT/GEAR SET, 1-1/4″ KEYED, SD-1135M-3-15, 1-1/2″ |
| 50-GS-20K-17 | 313-2917-750 | SHAFT/GEAR SET, 1-1/4″ KEYED, SD-1135M-3-17, 1-3/4″ |
| 50-GS-20K-20 | 313-2920-750 | SHAFT/GEAR SET, 1-1/4″ KEYED, SD-1135M-3-20, 2″ |
| 50-GS-20K-22 | 313-2922-750 | SHAFT/GEAR SET, 1-1/4″ KEYED, SD-1135M-3-22, 2-1/4″ |
| 50-GS-20K-25 | 313-2925-750 | SHAFT/GEAR SET, 1-1/4″ KEYED, SD-1135M-3-25, 2-1/2″ |
| 50-GS-20S-10 | 313-2910-250 | SHAFT/GEAR SET, 1-1/4″-14 TOOTH, PD-1135M-3-10, 1″ |
| 50-GS-20S-12 | 313-2912-250 | SHAFT/GEAR SET, 1-1/4″-14 TOOTH, PD-1135M-3-12, 1-1/4″ |
| 50-GS-20S-15 | 313-2915-250 | SHAFT/GEAR SET, 1-1/4″-14 TOOTH, PD-1135M-3-15, 1-1/2″ |
| 50-GS-20S-17 | 313-2917-250 | SHAFT/GEAR SET, 1-1/4″-14 TOOTH, PD-1135M-3-17, 1-3/4″ |
| 50-GS-20S-20 | 313-2920-250 | SHAFT/GEAR SET, 1-1/4″-14 TOOTH, PD-1135M-3-20, 2″ |
| 50-GS-20S-22 | 313-2922-250 | SHAFT/GEAR SET, 1-1/4″-14 TOOTH, PD-1135M-3-22, 2-1/4″ |
| 50-GS-20S-25 | 313-2925-250 | SHAFT/GEAR SET, 1-1/4″-14 TOOTH, PD-1135M-3-25, 2-1/2″ |
| 50-GS-20SS-12 | 313-2912-450 | SHAFT/GEAR SET, 1-1/4″-14 TOOTH SHORT, PD-1135M-4-12, 1-1/4″ |
| 50-GS-20SS-15 | 313-2915-450 | SHAFT/GEAR SET, 1-1/4″-14 TOOTH SHORT, PD-1135M-4-15, 1-1/2″ |
| 50-GS-20SS-17 | 313-2917-450 | SHAFT/GEAR SET, 1-1/4″-14 TOOTH SHORT, PD-1135M-4-17, 1-3/4″ |
| 50-GS-20SS-20 | 313-2920-450 | SHAFT/GEAR SET, 1-1/4″-14 TOOTH SHORT, PD-1135M-4-20, 2″ |
| 50-GS-20SS-22 | 313-2922-450 | SHAFT/GEAR SET, 1-1/4″-14 TOOTH SHORT, PD-1135M-4-22, 2-1/4″ |
| 50-GS-20SS-25 | 313-2925-450 | SHAFT/GEAR SET, 1-1/4″-14 TOOTH SHORT, PD-1135M-4-25, 2-1/2″ |
| Heavy Motions ® | Parker® Reference Number | Description |
| 50-SHFTBRG | 391-0381-077 | X69-58; 6306-2RS-20 |
| WS1032 | 391-0381-905 | 391-0381-059, 25/51 ROLLER BEARING, S-1032 |
| Heavy Motions ® | Parker® Reference Number | Description |
| HM391-1451-076 | 391-1451-076 | 5/8″ NUTS, X4-76 |
| Heavy Motions ® | Parker® Reference Number | Description |
| 50-CONN | 313-1133-001 | 51 CONNECTING SHAFT, YA-1133 |
| HM312-1133-003 | 312-1133-003 | 30 TO 50 PIGGYBACK CONNECTING SHAFT, AD1133 |
| HM313-1000-300 | 313-1000-300 | 51 CONTINENTAL SHAFT 7/8-13 TOOTH, AD-1135 |
| HM313-1000-400 | 313-1000-400 | 51 CONTINENTAL SHAFT 1″-15 TOOTH, AT-1135-1 |
| HM313-1133-003 | 313-1133-003 | 50 TO 75 PIGGYBACK CONNECTING SHAFT, AJ1133 |
| HM313-1133-004 | 313-1133-004 | 50 TO 50 PIGGYBACK CONNECTING SHAFT, AG1133 |
| HM313-1135-194 | 313-1135-194 | 51 CONTINENTAL SHAFT 1-1/4″-14 TOOTH, AG-1135 |
| HM313-1500-400 | 313-1500-400 | 51 CONTINENTAL SHAFT 1″ KEYED, AE-1135 |
| HM313-1500-500 | 313-1500-500 | 51 CONTINENTAL SHAFT 1-1/4″ KEYED, AF-1135 |
| Heavy Motions ® | Parker® Reference Number | Description |
| HM391-2585-009 | 391-2585-009 | 51 RING SEAL, NB-1669-1 |
| HM391-2686-065 | 391-2686-065 | 25/51/350 SHAFT BEARING SNAP RING, (SPIROLOX) X134-283 |
| HM391-2882-051 | 391-2882-051 | 31/51, THRUST PLATE POCKET SEAL STRIP |
| HM391-2883-103 | 391-2883-103 | 51/P350 PUMP SHAFT SEAL, X73-37-17 |
| HM391-2883-115 | 391-2883-115 | 51/M350/C102, MOTOR SHAFT SEAL, X73-50-8 |
| HM391-2883-192 | 391-2883-192 | 51, 500# WORKING PRESSURE SEAL, SEVERE DUTY, SPRING LOADED |
| HM391-2884-021 | 391-2884-021 | 25/51/M350 BODY GASKET, UB-3006-244 |
| HM391-3383-020 | 391-3383-020 | C101/C102/51 SEAL RETAINER, AC-1669 |
| HM391-3383-087 | 391-3383-087 | C101/C102/51 BEARING SPACER, VB-1669-1 |
| Heavy Motions ® | Parker® Reference Number | Description |
| P51-THRUST | 391-2185-012 | 25/51/C102 THRUST PLATE, Y-1058-TC, 017 |
| P51DV-THRUST | 391-2185-062 | P51 SERIES THRUST PLATE, used for Dry Valve units and winch motors, Y-1058-DV |
