Graco Inc.

1K Ultra-Lite  Precision Dispense Valve

For precise bead dispensing of sealants and adhesives

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1K Ultra-Lite valves are top-of-the-line, lightweight, compact valves designed for long service.

  • Manual and automatic versions available
  • Lubricated packings for longer seal life
  • Severe-Duty needle and seat
  • Eliminates snake-head and material drip
  • Adjustable forward travel to reduce material surge

1K Ultra-Lite
Maximum Fluid Pressure
4000 psi
28 MPa, 276 bar
Maximum Cylinder Air Pressure
120 psi
0.84 MPa, 8.4 bar
Air inlets (open and close ports)
1/8 npt(f)
1/8 npt(f)
Fluid Inlet
1/4 npt(f)
1/4 npt(f)
Fluid Outlet
1/4 npt(f) and 3/4–16 unf(m)
1/4 npt(f) and 3/4–16 unf(m)
Fluid Viscosity Range
20 cps to 1 million cps
20 cps to 1 million cps
Snuffer Action Fluid Section
Isolation chamber with zerk fittings
Isolation chamber with zerk fittings
Divorced Air Cylinder
Piston cylinder, EP o-rings
Piston cylinder, EP o-rings
Weight
Aluminum Valve
1.43 lb
0.65 kg
Stainless Steel Valve
2.07 lb
0.94 kg
Handle Kit
0.77 lb
0.35 kg
Wetted Parts
Aluminum Valve
aluminum, 303 stainless steel, 17–4 PH stainless steel, C2 carbide, hard chrome, ethylene propylene, Parker Polymite, PTFE
aluminum, 303 stainless steel, 17–4 PH stainless steel, C2 carbide, hard chrome, ethylene propylene, Parker Polymite, PTFE
Stainless Steel Valve
303 stainless steel, 17–4 PH stainless steel, C2 carbide, hard chrome, ethylene propylene, Parker Polymite, PTFE
303 stainless steel, 17–4 PH stainless steel, C2 carbide, hard chrome, ethylene propylene, Parker Polymite, PTFE
Severe-duty Components
Shaft
Hard chrome over 303 stainless steel
Hard chrome over 303 stainless steel
Snuffer Needle
Hardened 440–C stainless steel
Hardened 440–C stainless steel
Seat
Reversible, solid C2 carbide inserts
Reversible, solid C2 carbide inserts
Shaft Seal, standard
High density Parker Polymite
High density Parker Polymite
Shaft Seal, optional
PTFE
PTFE
Loctite is a registered trademark of the Loctite Corporation