Catalog

Check-Mate 450 provides flow rates to 1.7 gpm (6.44 lpm) and operating pressures to 5000 psi (345 bar, 34.5 MPa).

Features & Benefits

Severe Duty rod and cylinder for increased durability; Graco’s Severe Duty is a stainless steel, hard chrome cylinder and rod which prolongs the life of the pump and packings
Large internal porting for maximum flow
Floating piston seal and priming plate improve balance and performance
Maintains balance over a wide viscosity range
Minimal bead distortion for critical dispensing of expensive materials

Typical Applications

Dispensing of silicone, latex or acrylic sealants
Feed pumps for 2-component epoxy or urethane materials
Dispensing of greases and other lubricants

Typical Fluids Handled

Sealants
Adhesives
Mastics
Lubricants

Request Information

Unit of Measure

Items	970022 Graco Check-Mate 450 Pump Packages	970023 Graco Check-Mate 450 Pump Packages	970024 Graco Check-Mate 450 Pump Packages	223816 Graco Check-Mate 450 Pump Packages	223817 Graco Check-Mate 450 Pump Packages
Description	N/A 3 in (7.6cm) Dual-Post Ram Packages for 55 Gallon (200 l) Drums Tandem 55:1 Bulldog Ram Pumps with Pneumatic Crossover, a 55 gal (200 l) aluminum follower plate with EPDM hose wipers (238929), outlet check valves and supply hoses with shutoff valves. Check-Mate 450 provides flow rates to 1.7 gpm (6.44 lpm) and operating pressures to 5000 psi (345 bar, 34.5 MPa). Features & Benefits Severe Duty rod and cylinder for increased durability; Graco’s Severe Duty is a stainless steel, hard chrome cylinder and rod which prolongs the life of the pump and packings Large internal porting for maximum flow Floating piston seal and priming plate improve balance and performance Maintains balance over a wide viscosity range Minimal bead distortion for critical dispensing of expensive materials Typical Applications Dispensing of silicone, latex or acrylic sealants Feed pumps for 2-component epoxy or urethane materials Dispensing of greases and other lubricants Typical Fluids Handled Sealants Adhesives Mastics Lubricants	N/A 3 in (7.6cm) Dual-Post Ram Packages for 55 Gallon (200 l) Drums Tandem 55:1 Bulldog Ram Pumps with Electric Crossover, a 55 gal (200 l) aluminum follower plate with EPDM hose wipers (238929), drum empty light kit, outlet check valves and supply hoses with shutoff valves. Check-Mate 450 provides flow rates to 1.7 gpm (6.44 lpm) and operating pressures to 5000 psi (345 bar, 34.5 MPa). Features & Benefits Severe Duty rod and cylinder for increased durability; Graco’s Severe Duty is a stainless steel, hard chrome cylinder and rod which prolongs the life of the pump and packings Large internal porting for maximum flow Floating piston seal and priming plate improve balance and performance Maintains balance over a wide viscosity range Minimal bead distortion for critical dispensing of expensive materials Typical Applications Dispensing of silicone, latex or acrylic sealants Feed pumps for 2-component epoxy or urethane materials Dispensing of greases and other lubricants Typical Fluids Handled Sealants Adhesives Mastics Lubricants	N/A 3 in (7.6cm) Dual-Post Ram Packages for 55 Gallon (200 l) Drums Single 55:1 Bulldog Ram Pump with Pneumatic Low-Level Shutoff, a 55 gal (200 l) aluminum follower plate with EPDM hose wipers (238929) follower plate, outlet check valve and supply hose with shutoff valve. Check-Mate 450 provides flow rates to 1.7 gpm (6.44 lpm) and operating pressures to 5000 psi (345 bar, 34.5 MPa). Features & Benefits Severe Duty rod and cylinder for increased durability; Graco’s Severe Duty is a stainless steel, hard chrome cylinder and rod which prolongs the life of the pump and packings Large internal porting for maximum flow Floating piston seal and priming plate improve balance and performance Maintains balance over a wide viscosity range Minimal bead distortion for critical dispensing of expensive materials Typical Applications Dispensing of silicone, latex or acrylic sealants Feed pumps for 2-component epoxy or urethane materials Dispensing of greases and other lubricants Typical Fluids Handled Sealants Adhesives Mastics Lubricants	N/A 3 in (7.6cm) Dual-Post Ram Packages for 55 Gallon (200 l) Drums 10:1 Monark pump with air regulator, 55 gal (200 l) dual-post ram with air-regulator, a 55 gal (200 l) aluminum follower plate with EPDM hose wipers (238929), and drum clamps. Note: Not assembled at factory. Check-Mate 450 provides flow rates to 1.7 gpm (6.44 lpm) and operating pressures to 5000 psi (345 bar, 34.5 MPa). Features & Benefits Severe Duty rod and cylinder for increased durability; Graco’s Severe Duty is a stainless steel, hard chrome cylinder and rod which prolongs the life of the pump and packings Large internal porting for maximum flow Floating piston seal and priming plate improve balance and performance Maintains balance over a wide viscosity range Minimal bead distortion for critical dispensing of expensive materials Typical Applications Dispensing of silicone, latex or acrylic sealants Feed pumps for 2-component epoxy or urethane materials Dispensing of greases and other lubricants Typical Fluids Handled Sealants Adhesives Mastics Lubricants	N/A 3 in (7.6cm) Dual-Post Ram Packages for 55 Gallon (200 l) Drums 20:1 President pump with air regulator, 55 gal (200 l) dual-post ram with air regulator, a 55 gal (200 l) aluminum follower plate with EPDM hose wipers (238929), and drum clamps. Check-Mate 450 provides flow rates to 1.7 gpm (6.44 lpm) and operating pressures to 5000 psi (345 bar, 34.5 MPa). Features & Benefits Severe Duty rod and cylinder for increased durability; Graco’s Severe Duty is a stainless steel, hard chrome cylinder and rod which prolongs the life of the pump and packings Large internal porting for maximum flow Floating piston seal and priming plate improve balance and performance Maintains balance over a wide viscosity range Minimal bead distortion for critical dispensing of expensive materials Typical Applications Dispensing of silicone, latex or acrylic sealants Feed pumps for 2-component epoxy or urethane materials Dispensing of greases and other lubricants Typical Fluids Handled Sealants Adhesives Mastics Lubricants
Model	N/A Bulldog	N/A Bulldog	N/A Bulldog	N/A Monark	N/A President
Ratio	N/A 55:1	N/A 55:1	N/A 55:1	N/A 10:1	N/A 20:1
Type	N/A 3 in (7.6cm) Dual-Post Ram
Application	N/A 55 Gallon (200 l) Drums
Features	N/A Pneumatic Crossover	N/A Electric Crossover	N/A Pneumatic Low-Level Shutoff	N/A Air Regulator	N/A Air Regulator
Maximum Fluid Outlet Pressure	N/A 5000 psi345 bar34.5 MPa	N/A 5000 psi345 bar34.5 MPa	N/A 5000 psi345 bar34.5 MPa	N/A 1800 psi125 bar12.5 MPa	N/A 3600 psi317 bar31.7 MPa
Maximum Fluid Flow @ 60 cpm	N/A 1.7 gpm6.5 lpm	N/A 1.7 gpm6.5 lpm	N/A 1.7 gpm6.5 lpm	N/A 1.0 gpm3.8 lpm	N/A 1.2 gpm4.5 lpm
Maximum Air Input Pressure	N/A 90 psi6.2 bar0.62 MPa	N/A 90 psi6.2 bar0.62 MPa	N/A 90 psi6.2 bar0.62 MPa	N/A 180 psi12.6 bar1.26 MPa	N/A 180 psi12.6 bar1.26 MPa
Fluid Outlet Size	N/A 3/4 npt(m)
Air Inlet Size (Bare Pump)	N/A 3/4 npsm(f)	N/A 3/4 npsm(f)	N/A 3/4 npsm(f)	N/A 3/8 npt(f)	N/A 1/2 npt(f)
Throat	N/A UHMWPE/PTFE
Piston	N/A UHMWPE
Rod and Cylinder	N/A Severe Duty (chrome over stainless steel)
Other Wetted Parts	N/A CS; Delrin®; 304, 316 and 17-4 PH SST; ductile iron; zinc and nickel plating
Overall Length (Bare Pump)	N/A 55 in.140 cm	N/A 55 in.140 cm	N/A 55 in.140 cm	N/A 46.25 in.119 cm	N/A 49.25 in.125 cm
Overall Length (Bare Pump), Compact Version	N/A 52 in.133 cm	N/A 52 in.133 cm	N/A 52 in.133 cm	N/A	N/A 44 in.112 cm
Weight (Pump Only)	N/A 100 lb45.5 kg	N/A 100 lb45.5 kg	N/A 100 lb45.5 kg	N/A 45 lb21.0 kg	N/A 50 lb22.7 kg
Carbon Steel	N/A 308017
Cart Mounted Pumps	N/A 308087
Ram Mounted Pumps 5 gal (20 I)	N/A 308026
Ram Mounted Pumps 5 gal (200 I)	N/A 308027