4820-01-270-4275
Find complete technical information, availability, and procurement data for: 4820-01-270-4275
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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.
spring disk loading method, round with holes all ends flange shape, 4 all ends bolt hole quantity, disk flow control device, automatic valve operation method
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Flow Control Device
- disk
- Disk Loading Method
- spring
- Bolt Hole Quantity
- 4 all ends
- Valve Operation Method
- automatic
- Flange Shape
- round with holes all ends
- Connection Type
- flange all ends
- Valve Size
- 3.000 inches
- Adjustable Pressure Range
- +108.0 to 132.0 pounds per square inch
- Nominal Outside Diameter
- 7.500 inches 2nd end
- Nominal Outside Diameter
- 9.000 inches 1st end
- Nominal Thickness
- 0.940 inches all ends
- First Connection Face To Centerline Distance
- 6.375 inches
- Bolt Hole Nominal Diameter
- 0.750 inches all ends
- Second Connection Face To Centerline Distance
- 5.750 inches
- Bolt Circle Nominal Diameter
- 6.000 inches 2nd end
- Bolt Circle Nominal Diameter
- 7.500 inches 1st end
- Flange Face Design
- raised straight all ends
- Raised Face Nominal Height
- 0.060 inches all ends
- Raised Face Nominal Diameter
- 5.000 inches 2nd end
- Raised Face Nominal Diameter
- 6.190 inches 1st end
- Material
- steel body
- Material
- steel corrosion resisting flow control device
- Material
- steel corrosion resisting seat
- Material
- steel corrosion resisting stem
- Media For Which Designed
- acetylene single response
- Style Designator
- angle flanged ends
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 |
|---|---|
| D50370 | Safety Relief Valve |
| D50370 ASSEMBLY R10AL5N515-CS1 | Safety Relief Valve |
| R10AL5N515-CS1 | Safety Relief Valve |
| R10AL5N515-CS4 | Safety Relief Valve |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 4820-01-270-4275?
Does the NSN 4820-01-270-4275 have a Schedule B code assigned?
Does NSN 4820-01-270-4275 require demilitarization?
Does NSN 4820-01-270-4275 contain precious materials?
Does NSN 4820-01-270-4275 contain hazardous materials?
When the NSN 4820-01-270-4275 was assigned to the Federal Catalog?
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