4820-00-142-1382
Find complete technical information, availability, and procurement data for: 4820-00-142-1382
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A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.
inside spring bonnet type, right-hand 1st end thread direction, 0.500 inches 1st end nominal pipe size accommodated, threaded bonnet attachment method, disk flow control device
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Nominal Pipe Size Accommodated
- 0.500 inches 1st end
- Thread Direction
- right-hand 1st end
- Flow Control Device
- disk
- Bonnet Type
- inside spring
- Bonnet Attachment Method
- threaded
- Disk Loading Method
- spring
- Renewable Seat Ring Type
- threaded
- Bolt Hole Quantity
- 3 2nd end
- Maximum Operating Temp
- 125.0 fahrenheit single response
- Connection Style
- plain,optional end(pipe) 1st end
- Valve Operation Method
- manual
- Flange Shape
- round with holes 2nd end
- Connection Type
- flange 2nd end
- Connection Type
- threaded internal pipe 1st end
- Features Provided
- valve stem lock shield and pressure tight outlet side
- Adjustable Pressure Range
- +20.0 to 70.0 pounds per square inch
- Maximum Operating Pressure
- 60.0 pounds per square inch single response
- Nominal Thread Size
- 0.500 inches 1st end
- Nominal Outside Diameter
- 3.562 inches 2nd end
- Nominal Thickness
- 0.312 inches 2nd end
- First Connection Face To Centerline Distance
- 1.500 inches
- Bolt Hole Nominal Diameter
- 0.562 inches 2nd end
- Second Connection Face To Centerline Distance
- 1.500 inches
- Bolt Circle Nominal Diameter
- 2.438 inches 2nd end
- Flange Face Design
- plain 2nd end
- Material
- copper alloy body
- Material
- copper alloy flow control device
- Material
- copper alloy stem
- Material
- nickel alloy seat
- Media For Which Designed
- water, fresh single response
- Style Designator
- angle flanged ends
- Thread Series Designator
- npt 1st end
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| 402040 | Safety Relief Valve |
| 595-50FS1-2 | Safety Relief Valve |
FAQs
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What is the FSCG of the NSN 4820-00-142-1382?
Does the NSN 4820-00-142-1382 have a Schedule B code assigned?
Does NSN 4820-00-142-1382 require demilitarization?
Does NSN 4820-00-142-1382 contain precious materials?
Does NSN 4820-00-142-1382 contain hazardous materials?
When the NSN 4820-00-142-1382 was assigned to the Federal Catalog?
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