Hypro Belt Driven Cast Iron Centrifugal Pump with 1-1/2" NPT Inlet x 1-1/4" NPT Outlet | 9403C-540
140 gpm, 104 psi. 1-1/2" NPT Inlet, 1-1/4" NPT Outlet.
1-3/8" female, 6-spline shaft, 600 Max RPM. CCW Rotation.
Features:
-12-groove belt.
-Spring-loaded belt tensioner.
-Nylon Impeller on Cast Iron models, Polypropylene Impeller on S.S. and Poly models.
Hypro centrifugal pumps handle big, high-capacity spraying jobs with ease. Use them for spraying liquid fertilizers and other chemicals, including wettable powder slurries for weed control. Make short work of other jobs - filling nurse tanks, watering seed beds, and transferring liquids.
The broad, versatile line includes models with rugged housings of cast iron, stainless steel and polypropylene that stand up to strong chemical herbicides. Stainless steel pumps are ideal for use with Roundup® or other acid applications. Polypropylene pumps are lightweight and provide excellent resistance to corrosive chemicals.
PTO Output: 1-3⁄8" female, 6-spline shaft
Instruction Manual
Part Breakdown

Reference Number | Part Number | Description | Required |
1 | 2406-0007 | Drain Plug | 4 |
2 | 0150-9000C | Pump Casing (Model 9403C) | 1 |
2 | 0150-9000S1 | Pump Casing (Model 9403S) | 1 |
2 | 0150-9200C | Pump Casing (Model 9402C) | 1 |
2A | 3430-0480SP | Pump Casing (Model 9403C-SP) | 1 |
3 | 2253-0002 | Impeller Nut | 1 |
3 | 2253-0006 | Impeller Nut (Model 9403S) | 1 |
4 | 0401-9100P | Impeller (Nylon) (standard) | 1 |
4 | 0402-9100P | Impeller (Polypropylene) (9403S std.) | 1 |
5 | 1720-0083 | O-Ring | 1 |
6 | 2120-0008 | Mechanical Seal (optional Buna-N) | 1 |
6 | 2120-0009 | Mechanical Seal (standard Viton) | 1 |
6 | 3430-0589 | Mechanical Seal (opt. Silicon Carbide) | 1 |
8 | 1410-0056 | Slinger Ring | 1 |
9 | 0750-9200C3 | Mounting Flange | 1 |
9 | 0756-9200S | Mounting Flange (Model 9403S) | 1 |
10 | 6031-0252 | Nameplate (Specify Model Number) | 1 |
11 | 2210-0020 | Bolt | 4 |
11 | 2210-0125 | Bolt (Model 9403S) | 4 |
12 | 2000-0010 | Ball Bearing | 3 |
13 | 1610-0015 | Key | 1 |
14 | 0505-9200 | Pump Shaft | 1 |
15 | 1610-0004 | Key | 1 |
16 | 1820-0013 | Bearing Retainer | 1 |
17 | 1700-0100 | Gasket | 1 |
18 | 0703-9400D | Pedestal Bracket | 1 |
19 | 2001-0006 | Driver Shaft Bearings | 2 |
20 | 1810-0012 | Driver Shaft Bearing Retainer Ring | 1 |
21 | 1410-0094 | Bearing Spacer | 1 |
22 | 2840-0053 | End Cap (label) | 1 |
23 | 1820-0032 | Bearing Bore Retaining Ring | 1 |
24 | 3115-0031 | Driver Pulley (540 rpm) | 1 |
24 | 3115-0032 | Driver Pulley (1000 rpm) | 1 |
24 | 3115-0033 | Driver Pulley (1000 rpm, 1-3/4" shaft) | 1 |
25 | 1610-0033 | Key (Driver Pulley) | 1 |
25 | 1610-0034 | Key (Driver Pulley, 1-3/4" shaft) | 1 |
26 | 1810-0031 | Retaining Ring (Driver Pulley) | 1 |
26 | 1810-0032 | Retain. Ring (Dr. Pulley, 1-3/4" shaft) | 1 |
27 | 0555-9400F | Shaft (540 rpm) (3430-0207 kit used on 0555-9400F and 0556-9400F shafts) | 1 |
27 | 0556-9400F | Shaft (1000 rpm) (3430-0207 kit used on 0555-9400F and 0556- 9400F shafts) | 1 |
27 | 0557-9400F | Shaft (1-3/4" 1000 rpm) (3430-0190 kit used on 0557-9400F shaft) | 1 |
28 | 0555-9400F1 | Shaft (540 Quick Coupler) | 1 |
28A | 3250-0004 | Locking Ball | 3 |
28B | 1900-0115 | Collar Spring | 1 |
28C | 1400-0021 | Collar | 1 |
29 | 0503-9400 | Shaft (1" solid) | 1 |
30 | 3115-0034 | Driven Pulley (5/8" dia. bore) | 1 |
31 | 2230-0003 | Set Screw for Driven Pulley | 2 |
32 | 0706-9400C | Idler Bracket (Cast Iron Pumps) | 1 |
33 | 2405-0003 | Grease Zerk Fitting | 1 |
34 | 1810-0036 | Retaining Ring (Idler Bracket, Cast Iron) | 1 |
35 | 3115-0036 | Idler Pulley | 1 |
36 | 1410-0095 | Spacer (Idler Pulley) | 1 |
37 | 1820-0013 | Retaining Ring (Idler Pulley) | 1 |
38 | 1900-0156 | Torsion Spring (Idler for Cast Iron) | 1 |
39 | 2210-0111 | Idler Bolt/Shaft | 1 |
40 | 2840-0075 | Belt Shield | 1 |
41 | 2840-0076 | Belt Shield | 1 |
42 | 1520-0062 | Bracket for Belt Shield | 1 |
43 | 2210-0021 | Attachment Bolt for Shield | 1 |
44 | 2240-0017 | Assembly Bolts for Shield | 4 |
45 | 2252-0002 | Assembly Nuts for Shield | 4 |
46 | 3100-0006 | Poly V-Belt (540 rpm) | 1 |
46 | 3100-0005 | Poly V-Belt (1000 rpm) | 1 |
47 | 2210-0055 | Bolts for Pump to Bracket | 2 |
48 | 2260-0006 | Lock Washers for Bracket Bolts | 2 |
49 | 1600-0070 | Roll Pin | 2 |
- Part #:
- 9403C-540
- MPN:
- 9403C-540
- Manufacturer:
- Hypro
- Material:
- Cast Iron
- Gasket Material:
- Viton
- Inlet:
- 1-1/2" NPT
- Maximum Flow Rate (GPM):
- 140
- Maximum Pressure (PSI):
- 104
- Maximum RPM:
- 600
- Maximum Temperature (F°):
- 140
- Outlet:
- 1-1/4" NPT
- Power Type:
- Belt Driven
- Pump Series:
- 9400 Belt Drive
- Material:
- Cast Iron
- Gasket Material:
- Viton
- Inlet:
- 1-1/2" NPT
- Maximum Flow Rate (GPM):
- 140
- Maximum Pressure (PSI):
- 104
- Maximum RPM:
- 600
- Maximum Temperature (F°):
- 140
- Outlet:
- 1-1/4" NPT
- Power Type:
- Belt Driven
- Pump Series:
- 9400 Belt Drive
- a_mpn:
- 9403C-540