4820-01-147-2818
Find complete technical information, availability, and procurement data for: 4820-01-147-2818
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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.
right-hand all ends thread direction, inside screw bonnet type, union bonnet attachment method, disk flow control device, 550.0 fahrenheit single response maximum operating temp
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Direction
- right-hand all ends
- Flow Control Device
- disk
- Bonnet Type
- inside screw
- Bonnet Attachment Method
- union
- Maximum Operating Temp
- 550.0 fahrenheit single response
- Connection Style
- plain,optional end(pipe) all ends
- Valve Operation Method
- manual
- Connection Type
- threaded internal pipe all ends
- Features Provided
- bonnet packing
- Maximum Operating Pressure
- 300.0 pounds per square inch 2nd response
- Maximum Operating Pressure
- 600.0 pounds per square inch 1st response
- Nominal Thread Size
- 0.500 inches all ends
- Material
- copper alloy 694 stem
- Material
- copper alloy 922 body
- Material
- copper alloy 922 flow control device
- Material
- plastic polytetrafluoroethylene packing
- Material Document And Classification
- astm b-371 alloy c69400 assn std single material response stem
- Material Document And Classification
- astm b-61 assn std single material response body
- Material Document And Classification
- astm b61(b) assn std single material response flow control device
- Media For Which Designed
- steam 2nd response
- Media For Which Designed
- water-oil-gas 1st response
- Style Designator
- straight thru
- Thread Series Designator
- npt all ends
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 4820-00-051-8784 | No Name Available | 08/01/2007 |
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 |
|---|---|
| 0529 1/2IN | Globe Valve |
| 1130 1/2INCH | Globe Valve |
| 1201 1/2INCH | Globe Valve |
| 205 1/2IN | Globe Valve |
| 3205 1/2IN | Globe Valve |
| 3255 1/2 IN | Globe Valve |
| BP-22871 | Globe Valve |
| BP-22871 PART T275B 1-2IN | Globe Valve |
| T275B 1-2IN | Globe Valve |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 4820-01-147-2818?
Does NSN 4820-01-147-2818 require demilitarization?
Does NSN 4820-01-147-2818 contain precious materials?
Does NSN 4820-01-147-2818 contain hazardous materials?
When the NSN 4820-01-147-2818 was assigned to the Federal Catalog?
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