Product Information
Kingston Side Outlet Relief Valve – ASME Section VIII – NB Certified for Liquid, Air/Gas, and Steam
Sizes: 1/2″ to 2-1/2″
Pressure Range: 5 – 300 (Air/Gas); 5 – 300 (Steam)
Application: Steam Boilers, Air compressors, Dryers, Receivers, Pressure Vessels, Piping Systems, Accumulators, Reducing Stations, Tanks, Inter/After Coolers, Cooking Equipment, Autoclaves, Sterilizers, or whatever higher capacity pressure protection or relief may be required.
The KNG 560/570 Series Valves Lines is a high capacity safety valves used for boilers, piping lines, and vessel protection. Designed and engineered for heavy-duty industrial use, ASME approved and National Board flow-rated for capacity.
KNG 560 Series- Used for ASME Section I applications to pressure ratings of 250 PSI. {UV} and {NB} stamped for fired vessels. Boilers, or most areas where steam safety valves are required.
KNG 570 Series- Used for ASME Section VIII applications to pressure ratings of 300 PSi. {UV} and {NB} stamped for unfired vessel protection. Used for many applications to protect or relieve pressure for Air, Gas, or Steam
KNG 563-573 Series- Stainless steel wetted trimming.
Additional Information
| Model Family | 563 |
|---|---|
| Inlet size | 1-1/2″, 1-1/4″, 1″, 1/2″, 2-1/2″, 2″, 3/4″ |
| Inlet Orifice | D, E, F, G, H, J |
| Valve Types | Safety Valves |
| Features | Brass, Stainless Steel |
| Applications | Accumulators, Autoclaves, Compressed Air Systems, Cooking Equipment, Inter/After Coolers, Piping Systems, pressure vessels, Receivers, Reducing Stations, Steam Applications, Sterilizers, tanks |
Detail Features:
- Designed for Durability
- 6 Orifices – 12 Sizes of Piping Options
- Top Guided Seating and Discharge
- Full Nozzle; High Capacity Levels
- Excellent Re-seating characteristics with Pivoting Ball-post Design
- Short, tuned Blow-down can be adjusted with Double Heavy Ring
- Heavy Duty Hood and Lever Mechanism
- Standard 17-7 Stainless Steel Springs
Options:
- O-ring Seating Options (PTFE, EPDM, Viton, or as specified)
- Stainless Steel Trimming Package Nozzle (body), Disk (all sizes)
- Bubble Tight Seating Options
- Anti Vibrating Spring for Lift Lever
- BSPT Pipe Threading
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Sizes: 1/8″,1/4″
Pressure Range: 2 – 300
Application: Compressed Air Systems
The Kingston Model 125SS Safety Valve is precision machined with hard seat. This pop-style safety valve is constructed from brass and features a stainless steel ball on a brass seat.
Set pressure range 5 to 300 psi (5 psi increments only)
Maximum temperature 400°F
Model KSV10
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Sizes: 1/8″,1/4″
Pressure Range: 50 – 275
Application: Compressed Air Systems
The Kingston Model KSV10 ASME Code Low Profile Safety Valve is an ASME Code Certified, precision machined valve with a soft seat. Compact in size yet providing high flow capacities, the Kingston Model KSV10 ASME Code Low Profile Safety Valve has been designed with the small air system in mind. All Brass construction and a resilient silicone disc provides a bubble-tight seal below reseating pressure. Bodies are stamped with both the UV and NB symbols. Set pressure range 50 to 275 psi (5 psi increments only).
Model KSV12
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Sizes: 1/8″
Pressure Range: 25 – 375
Application: Compressed Air Systems
The Kingston Model KSV12 ASME Code Low Profile Safety Valve is an ASME Code Certified, precision machined valve with a soft seat. Compact in size yet providing high flow capacities, the Kingston Model KSV12 ASME Code Low Profile Safety Valve has been designed with the small air system in mind. All Brass construction and a resilient silicone disc provides a bubble-tight seal below reseating pressure. Bodies are stamped with both the UV and NB symbols.
Set Pressure Range: 25 to 375 psi (5 psi increments only)
Model 112CR
Kingston ASME Code Stainless Steel Safety Valve
Sizes: 1/4″,3/8″,1/2″
Pressure Range: 25 – 300
Application: Compressed Air Systems,Stainless Steel,Steam Applications
The Kingston Model 112CR Stainless Steel Safety Valve is an ASME Code Certified, precision machined all stainless steel valve with a hard seat. This valve supports ASME Code applications up to 300 psi. Its all stainless steel construction is well suited to even the harshest conditions. Brass versions of the Kingston Model 112C are available in straight brass or electroless nickel plating. Any version of the Kingston Model 112C Safety Valve can be delivered with an ASME certified steam rating. The Kingston Model 112CR, like every Kingston Safety Valve, is set and tested at factory for quality and dependability. The Kingston Model 112C Safety Valve is approved in Massachusetts and Washington DC and is stamped with UV & NB symbols. Registered in all Canadian provinces and territories.
Set pressure range 25 to 300 psi (5 psi increments only)
Maximum temperature 400°F
Model 103H-2
Kingston Soft-Seated Side Outlet Relief Valve
Sizes: 1/4″
Pressure Range: 5 – 500
Application: Compressed Air Systems
The Model 103H Safety Relief Valve has the same construction as the Model 103 valve, with the exception of a stainless steel base and seat. The Model 103H can be used on some non-code air applications.
Model 128A
Kingston Low Profile Safety Valve
Sizes: 1/8″, 1/4″
Pressure Range: 5 – 100, 2 – 300
Application: Compressed Air Systems
Kingston Model 128A Low Profile Safety Valve is a pop-style safety valve constructed from brass and feature a Buna-N Disc on a brass seat. Silicone and Viton options are available.
Pull Ring Option (128AP) and Viton Option (128AF) available.
Maximum Temperature Range: -40°F to 225°F
Model 115
Soft Seat, Brass Safety Valve
Sizes: 1/4″,3/8″,1/2″
Pressure Range: 25 – 275, 25 – 300
Application: Compressed Air Systems
Kingston Model 115 ASME Code Soft Seat Safety Valves are constructed of brass with a Viton seal and positive stop for a bubble-tight seal. This valve is equipped with a pull ring for manual testing. Internal construction and performance are the same as Model 114 differing only by the pull ring. The Kingston Model 115 ASME Code Soft Seat Safety Valve, like every Kingston Safety Valve, is set and tested at factory for quality and dependability. The Kingston Model 115 ASME Code Soft Seat Safety Valve is approved in Massachusetts and Washington DC and is stamped with UV & NB symbols. Registered in all Canadian provinces and territories. Set pressure range 25 to 300 psi (5 psi increments only) Maximum temperature -20 to 400°F
Model 115CR
Kingston ASME Code Soft Seat, Stainless Steel Safety Valve
Sizes: 1/4″,1/2″
Pressure Range: 25 – 275, 25 – 300
Application: Compressed Air Systems
Kingston Model 115CR ASME Code Soft Seat Safety Valves are constructed of stainless steel with a Viton seal and positive stop for a bubble-tight seal. This valve is equipped with a pull ring for manual testing. Internal construction and performance are the same as Model 114 differing only by the pull ring. The Kingston Model 115CR ASME Code Soft Seat Safety Valve, like every Kingston Safety Valve, is set and tested at factory for quality and dependability. The Kingston Model 115CR ASME Code Soft Seat Safety Valve is approved in Massachusetts and Washington DC and is stamped with UV & NB symbols. Registered in all Canadian provinces and territories. Set pressure range 25 to 300 psi (5 psi increments only) Maximum temperature -20 to 400°F
KNG 742
Kingston Side Outlet Relief Valve – ASME Section VIII – NB Certified for Liquid, Air/Gas, and Steam
Sizes: 1/2″ to 2″
Pressure Range: 5 – 750 PSI (Liquid) ; 5 – 750 (Air); 5 – 300 (Steam)
Application: Pressure Vessels, Pumps, Hydraulics, Tanks, Steam Systems, Chemical, Cryogenic, Air and Gas Compressors, Separators, By-pass and Over Pressure Protection. Choose for most industrial applications requiring a safety relief valve.
The KNG 740 Series Safety and Relief Valve is designed for accuracy and reliability. Engineering for heavy-duty industrial usage. Multiple purpose safety and relief valve for all services: Liquid, Steam, and Air/Gas. ASME and National Board Certified for Section VIII service. Pressure are to 750 PSI. Available with the full array of metal and seating options.
KNG 740 Series- Brass, bronze construction and stainless steel ring, seat (disk) and springs. ASME Section VIII to 300 PSI for air/gas and liquid and 250 PSI for steam services
KNG 741 Series- Stainless steel nozzle, ring, disk, and spring. Bronze bonnet, and body. ASME Section VIII to 750 PSI for liquid and air/gas. 300 PSI for steam.
KNG 742 Series- Stainless steel nozzle, ring, disk and springs. Carbon steel body and bonnet. Rating same as 741. Used as an all steel option.
KNG 743 Series- Same as 742, with stainless steel bonnet, body and components. Used where a stainless steel valve is required.
Model 111X
Kingston Cryogenic Safety Valve
Sizes: 1/4″
Pressure Range: 5 – 400
Application: Compressed Air Systems,Cryogenic
Kingston Model 111X Cryogenic Safety Valve is a pop-style valve precision machined from brass and feature a stainless steel spring and ball on a Teflon O-ring seat. Cleaned and individually bagged for oxygen service upon request. Kingston Model 111X Cryogenic Safety Valve is designed for gaseous cryogenic service.
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