Graco 118359 Pressure Control Knob
$57.09
$62.25
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The Graco 118359 Knob Pressure Control offers precise, reliable pressure adjustment for select Graco airless sprayers, ensuring consistent spray performance.
- Pressure Range: 0–3000 PSI with 10 PSI detents
- Compatible Models: Ultra Max II 695, 495, 795, Magnum X7, ProX19
- Material: Aluminum alloy bonnet & 17-4 PH stainless steel spindle
- Seals: PTFE-coated fluorocarbon for chemical resistance
- Ergonomic Knob: Easy to adjust with tactile detents
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Genuine OEM Part
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Graco 118359 Knob Pressure Control Overview
Compatible Machines
- Graco Ultra Max II 695 Airless Sprayer
- Graco Ultra Max II 495 Airless Sprayer
- Graco Ultra Max II 795 Airless Sprayer
- Graco Magnum X7 Airless Sprayer
- Graco ProX19 Airless Sprayer
Key Features
- Precise Pressure Adjustment: Ensures consistent spray patterns and flow control.
- Durable Construction: Aerospace-grade aluminum alloy and 17-4 PH stainless steel spindle.
- Ergonomic Knob: Knurled surface with detent mechanism for tactile feedback.
- Sealed Mechanism: PTFE-coated o-ring and fluorocarbon elastomers for chemical resistance.
- Quick Installation: Standard 1/4″ NPT threads with anti-rotation flange.
Specifications
| Specification | Details |
|---|---|
| Pressure Range | 0–3000 PSI |
| Increment Clicks | 10 PSI per detent |
| Spindle Material | 17-4 PH Stainless Steel |
| Outer Bonnet | Aerospace-grade Aluminum Alloy |
| Seals | Fluorocarbon elastomers with PTFE backup rings |
| Temperature Range | –20 °C to 150 °C |
| Installation | 1/4″ NPT inlet threads with anti-rotation flange |
| Latency (Min to Max) | Under 50 milliseconds |
Usage and Maintenance
Attach the knob using standard tools; hand torque creates a leak-tight seal. Adjust pressure easily with the detent mechanism and quick-lock lever to prevent accidental changes. Periodic inspections maintain optimal performance, and standardized parts simplify replacements.
Frequently Asked Questions
Compatible with Graco Ultra Max II 695, 495, 795, Magnum X7, and ProX19 Airless Sprayers.
The knob allows adjustment from 0 to 3000 PSI in 10 PSI increments for precise control.
Aerospace-grade aluminum for the outer bonnet, 17-4 PH stainless steel spindle, and fluorocarbon/PTFE seals for chemical and temperature resistance.
Inspect detent mechanism, spindle, and seals regularly. Lubricate sealing surfaces and replace standardized parts as needed for smooth operation.
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