Graco Fire-Ball 300 air-operated piston pump, model 203876, 5:1 ratio, universal size, for oil and lubricant transfer and dispense. Maximum fluid working pressure 900 psi (6.2 MPa, 62 bar). Used across marine engine-room, cargo transfer, ballast, bilge, cooling and process fluid transfer duty.
| Brand | Graco |
| Range | Fire-Ball 300 (air-operated piston pump, 5:1) |
| Model number | 203876 |
| Pump ratio | 5:1 |
| Container size | universal size |
| Maximum fluid working pressure | 900 psi (6.2 MPa, 62 bar) |
| Maximum air input pressure | 180 psi (1.2 MPa, 12 bar) |
| Maximum cycle rate | 70 cycles/min (continuous and intermittent) |
| Maximum air consumption | 25 scfm |
| Type | pneumatic piston pump |
| Wetted parts | steel, polyurethane, aluminium, Buna-N |
| Air inlet size | 3/8 in npt(f) |
| Weight | 17 lb (7.7 kg) |
| Material | Steel, polyurethane, aluminium, Buna-N (wetted parts) |
| Pressure rating | 900 psi (6.2 MPa, 62 bar) |
| MOQ | 1 |
5:1 Fire-Ball 300 series; the 306518 manual also covers models 203872, 203857, 204254 and 222087. The 203876 is the universal-size oil and lubricant transfer build.