4820-00-124-1995
Find complete technical information, availability, and procurement data for: 4820-00-124-1995
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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, threaded renewable seat ring type, disk flow control device, bolted bonnet attachment method, inside spring bonnet type
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
- Bonnet Type
- inside spring
- Bonnet Attachment Method
- bolted
- Disk Loading Method
- spring
- Renewable Seat Ring Type
- threaded
- Bolt Hole Quantity
- 6 all ends
- Maximum Operating Temp
- 650.0 fahrenheit single response
- Valve Operation Method
- automatic
- Flange Shape
- round with holes all ends
- Connection Type
- flange all ends
- Features Provided
- pressure tight outlet side
- Adjustable Pressure Range
- +5.0 to 10.0 pounds per square inch
- Maximum Operating Pressure
- 200.0 pounds per square inch single response
- Nominal Outside Diameter
- 5.062 inches all ends
- Nominal Thickness
- 0.469 inches all ends
- Bolt Hole Nominal Diameter
- 0.562 inches all ends
- Bolt Circle Nominal Diameter
- 3.938 inches all ends
- Flange Face Design
- plain all ends
- Material
- steel body
- Material
- steel comp 303 seat
- Material
- steel comp 410 stem
- Material
- steel flow control device
- Material Document And Classification
- mil-s-15083,grade b mil spec single material response body
- Material Document And Classification
- mil-s-867,class 3 mil spec single material response flow control device
- Material Document And Classification
- qq-s-764,type303c-canceled fed spec single material response seat
- Material Document And Classification
- qq-s-763,class 410 fed spec single material response stem
- Media For Which Designed
- steam 1st response
- Media For Which Designed
- water, fresh 2nd response
- Style Designator
- angle
- Reference Number Differentiating Characteristics
- as differentiated by adjustable pressure range
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 4820-00-124-1992 | No Name Available | 09/01/1996 |
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 |
|---|---|
| L3110B | Safety Relief Valve |
| L3110B1 1-2 71T | Safety Relief Valve |
| NMP306 | Safety Relief Valve |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 4820-00-124-1995?
Does the NSN 4820-00-124-1995 have a Schedule B code assigned?
Does NSN 4820-00-124-1995 require demilitarization?
Does NSN 4820-00-124-1995 contain precious materials?
Does NSN 4820-00-124-1995 contain hazardous materials?
When the NSN 4820-00-124-1995 was assigned to the Federal Catalog?
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