🔎 Yamaha 50ESF-PUMP Reference Library — Exploded parts diagrams (7 diagrams), specifications, common issues, and maintenance checklist.
Parts Diagrams & OEM Part Numbers
Expand the sections below to view detailed exploded parts diagrams and find the exact OEM replacement components for your Yamaha 50ESF-PUMP.
▶DRIVE 1 40S 50ES (27 parts)
| Ref |
OEM Part # |
Part Name |
| 1 |
6H4-JD009-10-00 |
DRIVESHAFT ONLY |
| 2 |
6H4-JD009-17-00 |
BEARING CARRIER W/SEALS, O-RI |
| 3 |
6H4-JD005-06-00 |
SHAFT SEAL (N472324) |
| 4 |
6H4-JD005-07-00 |
SHAFT SEAL (N6324S) |
| 5 |
6H4-JD005-21-00 |
O-RING |
| 6 |
6H4-JD005-17-00 |
RETAINING RING |
| 7 |
6H4-JD005-04-00 |
BEARING, SINGLE ROW |
| 8 |
6H4-JD008-32-00 |
THRUST WASHER |
| 9 |
6H4-JD004-77-00 |
COLLAR, BACKFIT |
| 10 |
6H4-JD008-33-00 |
SPACER |
| 11 |
6H4-JD004-33-00 |
SEAL CARRIER |
| 12 |
6H4-JD005-26-00 |
O-RING |
| 13 |
6H4-JD005-17-00 |
RETAINING RING |
| 14 |
6H4-JD005-06-00 |
SHAFT SEAL (N472324) |
| 15 |
6H4-JD005-07-00 |
SHAFT SEAL (N6324S) |
| 16 |
6H4-JD005-12-00 |
RETAINING RING |
| 17 |
6H4-JD005-61-00 |
SCREW |
| 18 |
6H4-JD006-37-00 |
WASHER, SPRING LOCK #10 |
| 19 |
6H4-JD000-36-00 |
SHAFT SLEEVE, IMPELLER |
| 20 |
6H4-JD007-82-00 |
KEY, TEE |
| 21 |
6H4-JD000-21-00 |
SHIM WASHER |
| 22 |
6H4-JD008-05-00 |
NUT, KEEPER |
| 23 |
6H4-JD000-22-10 |
NUT, DRIVESHAFT FLAT |
| 24 |
6H4-JD000-41-00 |
SHAFT BEARING THRUST RING |
| 25 |
90280-03024-00 |
KEY, WOODRUFF |
| 26 |
6H4-JD005-99-00 |
BOLT, HEX HEAD |
| 27 |
6H4-JD006-40-00 |
WASHER, SPRING LOCK |
▶EMBLEMS 40S 50ES (3 parts)
| Ref |
OEM Part # |
Part Name |
| 1 |
6H4-42686-50-00 |
EMBLEM, FRONT 28 HP (J-F) |
| 2 |
6H4-42687-50-00 |
EMBLEM, REAR 28/35 (J-F) |
| 3 |
6H4-W0070-50-00 |
GRAPHIC (SIDE SET) |
▶INTAKE ASSEMBLY 40S 50ES (9 parts)
| Ref |
OEM Part # |
Part Name |
| 1 |
6H4-JD000-31-21 |
INTAKE ASSEMBLY 6-1/8 |
| 2 |
6H4-JD000-07-00 |
INTAKE CASING 6-1/8 |
| 3 |
6H4-JD000-93-22 |
LINER 6-1/8 W/HARDWARE |
| 4 |
6H4-JD000-16-00 |
GRILL BAR |
| 5 |
6H4-JD000-14-00 |
GRILL ROD |
| 6 |
6H4-JD005-72-00 |
BOLT |
| 7 |
6H4-JD006-38-00 |
WASHER, SPRING LOCK |
| 8 |
6H4-JD000-08-22 |
IMPELLER |
| 9 |
6H4-JD005-64-00 |
CAP SCREW |
▶MAIN HOUSING 40S 50ES (31 parts)
| Ref |
OEM Part # |
Part Name |
| 1 |
6H4-JD009-02-00 |
MAIN HOUSING W/EX TUBE |
| 2 |
6H4-JD006-31-00 |
DOWEL PIN |
| 3 |
6H4-JD009-75-00 |
GREASE HOSE |
| 4 |
6H4-JD005-39-00 |
GREASE FITTING |
| 5 |
6H4-JD008-46-00 |
U-BOLT |
| 6 |
6H4-JD006-21-00 |
NUT, NYLOC |
| 7 |
6H4-JD000-80-00 |
EXHAUST TUBE |
| 8 |
6H4-JD000-82-00 |
GATE BUMPER |
| 9 |
6H4-JD003-56-00 |
SHIFT ARM |
| 10 |
6H4-JD000-24-00 |
ROD END |
| 11 |
6H4-JD006-35-00 |
WASHER, PLAIN |
| 12 |
6H4-JD005-83-00 |
BOLT |
| 13 |
6H4-JD005-45-00 |
TERMINAL EYE |
| 14 |
6H4-JD007-77-00 |
SHIFTER BUSHING |
| 15 |
6H4-JD006-24-00 |
NUT, FIBER LOCK |
| 16 |
6H4-JD005-74-00 |
BOLT |
| 17 |
6H4-JD000-64-00 |
PIVOT, BELLCRANK |
| 18 |
6H4-JD006-45-00 |
COTTER PIN |
| 19 |
6H4-JD005-33-00 |
NYLON, SLEEVE |
| 20 |
6H4-JD006-35-00 |
WASHER, PLAIN |
| 21 |
6H4-JD001-56-00 |
BRACKET, CABLE SUPPORT |
| 22 |
6H4-JD005-43-00 |
CABLE CLAMP |
| 23 |
6H4-JD005-61-00 |
SCREW |
| 24 |
6H4-JD006-19-00 |
NUT, FIBER LOCK |
| 25 |
6H4-JD005-72-00 |
BOLT |
| 26 |
6H4-JD006-35-00 |
WASHER, PLAIN |
| 27 |
[6H-4JD00-ZS-M0 |
J/D LOWER UNIT ASSEMBLY |
| 28 |
6H4-JD008-27-00 |
REVERSE GATE |
| 29 |
6H4-JD005-35-00 |
NYLON SLEEVE |
| 30 |
6H4-JD008-22-00 |
PIN, REVERSE PIVOT |
| 31 |
6H4-JD005-74-00 |
BOLT |
▶REMOTE SHIFT ASSEMBLY 40S 50ES (27 parts)
| Ref |
OEM Part # |
Part Name |
| 1 |
6H4-JD009-22-00 |
MOUNTING BRACKET, SHIFT GATE |
| 2 |
6H4-JD009-24-00 |
HANDLE, GATE SHIFT |
| 3 |
6H4-JD009-39-00 |
FORWARD LOCK, GATE SHIFT |
| 4 |
6H4-JD009-27-00 |
CABLE PIVOT, GATE SHIFT |
| 5 |
6H4-JD006-35-00 |
WASHER, PLAIN |
| 6 |
6H4-JD006-24-00 |
NUT, FIBER LOCK |
| 7 |
6H4-JD005-51-00 |
KNOB, 1-3/8 DIA |
| 8 |
6H4-JD005-94-00 |
BOLT, 5/16-18 x 1/2 |
| 9 |
6H4-JD005-43-00 |
CABLE CLAMP |
| 10 |
6H4-JD005-42-00 |
SHIM |
| 11 |
6H4-JD005-61-00 |
SCREW |
| 12 |
6H4-JD006-19-00 |
NUT, FIBER LOCK |
| 13 |
6H4-JD005-49-00 |
CABLE 3 1/2 ft |
| 14 |
6H4-JD005-84-00 |
BOLT, HEX HEAD |
| 15 |
6H4-JD006-33-00 |
WASHER, 1/4 x 1-1/8 OD |
| 16 |
6H4-JD006-23-00 |
NYLOC |
| 17 |
6H4-JD005-71-00 |
BOLT 1/4-20 x 1/2 |
| 18 |
6H1-JD005-73-00 |
BOLT |
| 19 |
6H4-JD009-69-00 |
SHIFT GATE ASSEMBLY 3 ft |
| 20 |
6H4-JD006-33-00 |
WASHER, 1/4 x 1-1/8 OD |
| 21 |
6H4-JD009-23-00 |
NEUTRAL STOP, GATE SHIFT |
| 22 |
6H4-JD009-26-00 |
NEUTRAL PIVOT, GATE SHIFT |
| 23 |
6H4-JD006-38-00 |
WASHER, SPRING LOCK |
| 24 |
6H4-JD006-35-00 |
WASHER, PLAIN |
| 25 |
6H4-JD006-22-00 |
NUT, JAM 1/4-28 |
| 26 |
6H4-JD006-24-00 |
NUT, FIBER LOCK |
| 27 |
6H4-JD006-23-00 |
NYLOC |
▶REPAIR KIT 40S 50ES (8 parts)
| Ref |
OEM Part # |
Part Name |
| 1 |
6H4-JD008-03-00 |
SEAL, SNAP & O-RING KIT |
| 2 |
6H4-JD005-06-00 |
SHAFT SEAL (N472324) |
| 3 |
6H4-JD005-07-00 |
SHAFT SEAL (N6324S) |
| 4 |
6H4-JD005-17-00 |
RETAINING RING |
| 5 |
6H4-JD000-41-00 |
SHAFT BEARING THRUST RING |
| 6 |
6H4-JD005-11-00 |
RETAINING RING |
| 7 |
6H4-JD005-12-00 |
RETAINING RING |
| 8 |
6H4-JD005-26-00 |
O-RING |
▶WATER PUMP ADAPTER 40S 50ES (19 parts)
| Ref |
OEM Part # |
Part Name |
| 1 |
6H4-JD009-04-00 |
ADAPTER PLATE, (Z) |
| 2 |
6H4-JD009-06-00 |
ADAPTER, WATER PUMP |
| 3 |
6H4-JD006-16-00 |
DOWEL PIN |
| 4 |
93604-08062-00 |
PIN, DOWEL |
| 5 |
6H4-JD009-28-00 |
SHIFT ROD GUIDE, SPONGE |
| 6 |
6H4-JD006-06-00 |
BOLT, 3/8-16 X 1-14" |
| 7 |
6H4-JD005-91-00 |
BOLT |
| 8 |
6H4-JD006-40-00 |
WASHER, SPRING LOCK |
| 9 |
6H4-JD005-92-00 |
BOLT |
| 10 |
6H4-JD006-41-00 |
WASHER, SPRING LOCK 3/8 |
| 11 |
663-44324-A0-00 |
GASKET, CARTRIDGE |
| 12 |
663-44323-00-00 |
OUTER PLATE, CARTIDGE |
| 13 |
663-44315-A0-00 |
GASKET, WATER PUMP |
| 14 |
6H4-44352-02-00 |
IMPELLER |
| 15 |
663-44322-00-00 |
INSERT, CARTRIDGE |
| 16 |
663-44311-02-00 |
HOUSING, WATER PUMP |
| 17 |
6H4-JD005-98-00 |
BOLT, HEX HEAD |
| 18 |
6H4-JD005-99-00 |
BOLT, HEX HEAD |
| 19 |
6H4-JD006-40-00 |
WASHER, SPRING LOCK |
