4820-01-122-3278
Find complete technical information, availability, and procurement data for: 4820-01-122-3278
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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.
union bonnet attachment method, needle flow control device, inside screw bonnet type, right-hand all ends thread direction, 450.0 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
- needle
- Bonnet Type
- inside screw
- Bonnet Attachment Method
- union
- Maximum Operating Temp
- 450.0 fahrenheit single response
- Connection Style
- plain,optional end(pipe) all ends
- Valve Operation Method
- manual
- Connection Type
- threaded internal pipe all ends
- Maximum Operating Pressure
- 4000.0 pounds per square inch single response
- Nominal Thread Size
- 0.250 inches all ends
- Special Features
- needle point control
- Material
- steel body
- Material
- steel corrosion resisting flow control device
- Material
- steel corrosion resisting seat
- Material
- steel corrosion resisting stem
- Material Document And Classification
- astm a351 assn std single material response body
- Material Document And Classification
- astm a216 gr,wcb assn std single material response flow control device
- Material Document And Classification
- astm a216 gr,wcb assn std single material response seat
- Material Document And Classification
- astm a216 gr,wcb assn std single material response stem
- Media For Which Designed
- water, fresh single response
- Style Designator
- straight thru
- Thread Series Designator
- npt all ends
- Furnished Items And Quantity
- 1 handwheel
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 4820-00-287-3865 | No Name Available | 02/01/1991 |
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 |
|---|---|
| 222HMOD | Globe Valve |
| 58431 SZ 1/4 IN | Globe Valve |
| B38915B1-4IN | Globe Valve |
| E-30001 SERIES SW-58431 1/4IN | Globe Valve |
| SW-58431 1/4IN | Globe Valve |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 4820-01-122-3278?
Does the NSN 4820-01-122-3278 have a Schedule B code assigned?
Does NSN 4820-01-122-3278 require demilitarization?
Does NSN 4820-01-122-3278 contain precious materials?
Does NSN 4820-01-122-3278 contain hazardous materials?
When the NSN 4820-01-122-3278 was assigned to the Federal Catalog?
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