



Marine pumps
GV Vertical in-line gear pumps
Construction
This Gear Pump is constructed of one set of gears, a shaft supported by the metal bearing, casing, side cover, etc. Metal bearings are inside of the casing and are lubricated by the pumping liquid.
A safety valve is fitted on the pump casing to protect the pump, motor, and piping line from an abnormal increase in the discharge pressure.
Application
- H.F.O./ F.O. Trans. pump
- H.F.O./F.O. Circ. pump
- G/E D.O. Trasns. pump
- L.O./D.O. trans. pump
- F.O./ L.O. Supply pump
- Other
Principal particulars
| MODEL | GV-15 | GV-20 | GV-25 | GV-30 | GV-35 | GV-40 | GV-50 | 
|---|---|---|---|---|---|---|---|
| Rotation | Clockwise when viewed from driver end | ||||||
| Suction bore[mm] | 100 | 100 | 100 | 125 | 125 | 150 | 150 | 
| Discharge bore[mm] | 80 | 80 | 80 | 100 | 100 | 125 | 125 | 
| Stuffing box seal | Gland packing | ||||||
| Weight[kg] | Refer to the outline drawing | ||||||
Standard accessories
- Discharge pressure gauge --------- 1 EA
- Suction compound gauge ----------- 1 EA
- Gauge board ---------------------- 1 EA
- Gauge root valve ----------------- 2 EA
Standard spare parts
- 1 pump set of the following spare parts is supplied for 1 SHIP
- Gland packing or mechanical seal
- Coupling bolt, nut & washer
- Metal bearing
- Complete set of rotating element ( if required)
Selection Chart (Gv-15~20);60hz

Selection Chart (Gv-25~50);60hz

Outline Dimension

| MODEL | BORE | DIMENSIONS [mm] | MOTOR POWER [kw]  | PUMP WEIGHT [kg]  | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SUC. | DIS. | A | B | C | E | F1 | F2 | F3 | F4 | G | J | K | M | N | O | R | T | V | Z | |||
| GV-15,20,25 | 100 | 80 | 320 | 253 | 500 | 400 | 125 | 75 | 150 | 25 | 40 | 50 | 225 | 450 | 400 | 200 | 345 | 1172 | 45 | 23 | 5.5 | 220 | 
| 1240 | 7.5 | |||||||||||||||||||||
| GV-30,35 | 125 | 100 | 320 | 265 | 500 | 400 | 125 | 75 | 150 | 25 | 40 | 50 | 225 | 450 | 400 | 200 | 345 | 1252 | 45 | 23 | 7.5 | 230 | 
| 1292 | 11 | |||||||||||||||||||||
| GV-40 | 150 | 125 | 400 | 300 | 620 | 510 | 160 | 95 | 200 | 25 | 50 | 70 | 280 | 560 | 505 | 255 | 390 | 1372 | 45 | 23 | 11 | 340 | 
| 1426 | 15 | |||||||||||||||||||||
| GV-50 | 150 | 125 | 400 | 290 | 620 | 510 | 160 | 95 | 200 | 25 | 50 | 70 | 280 | 560 | 505 | 255 | 390 | 1416 | 45 | 23 | 15 | 350 | 
| 1454 | 18.5 | |||||||||||||||||||||
Standard Sectional drawing

| PART No.  | NAME OF PART | MATERIAL | REQ.No. FOR 1 PUMP  | |
|---|---|---|---|---|
| NAME | KS | |||
| 001 | CASING | CAST IRON | GC20 | 1 | 
| 002 | SIDE COVER | CAST IRON | GC20 | 1 | 
| 003 | SIDE COVER | CAST IRON | GC20 | 1 | 
| 004 | END COVER | CAST IRON | GC20 | 1 | 
| 101 | DRIVE SHAFT | CARBON STEEL | S45C | 1 | 
| 102 | DRIVEN SHAFT | CARBON STEEL | S45C | 1 | 
| 103 | DRIVE GEAR | CARBON STEEL | S45C | 1 | 
| 104 | DRIVEN GEAR | CARBON STEEL | S45C | 1 | 
| 105 | KEY | CARBON STEEL | S45C | 1 | 
| 106 | KEY | CARBON STEEL | S45C | 1 | 
| 107 | KEY | CARBON STEEL | S45C | 1 | 
| 110 | GEAR SET RING | CARBON STEEL | S45C | 2 | 
| 201 | BEARING METAL | CAST IRON | GC200 | 4 | 
| 202 | THRUST BALL BEARING | BEARING STEEL | SUJ2 | 1 | 
| 301 | COUPLING | CAST IRON | GC200 | 1 | 
| 302 | COUPLING | CAST IRON | GC200 | 1 | 
| 304 | COUPLING RING | RUBBER | NBR | 8 | 
| 305 | COUPLING BOLT & NUT | MILD STEEL | SS400 | 8 | 
| 402 | PUMP BED | CAST IRON | GC200 | 1 | 
| 403 | FRAME | CAST IRON | GC200 | 1 | 
| 520 | BEARING SEAL | 1 set | ||
| 521 | MECH, SEAL COVER | BRONZE | BC6 | 1 | 
| 522 | O-RING | RUBBER | NBR | 1 | 
| 523 | SPACER | MILD STEEL | SS400 | 1 | 
| 530 | O-RING | RUBBER | NBR | 1 | 
| 700 | SAFETY VALVE COMPLETE | 1 | ||
| 701 | GRAND PACKING | SEMI METALLIC | 1 set | |
| 703 | GRAND | BRONZE | BC6 | 1 | 
| 900 | GASKET | PAPER | 2 | |
| 902 | GASKET | PAPER | 1 | |















