4820-00-068-1017
Find complete technical information, availability, and procurement data for: 4820-00-068-1017
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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, -40.0 fahrenheit 1st response280.0 fahrenheit 2nd response maximum operating temp, poppet flow control device, 3a all ends thread class, right-hand all ends thread direction
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3a all ends
- Thread Direction
- right-hand all ends
- Flow Control Device
- poppet
- Disk Loading Method
- spring
- Maximum Operating Temp
- -40.0 fahrenheit 1st response280.0 fahrenheit 2nd response
- Connection Style
- flared (tube) all ends
- Valve Operation Method
- automatic
- Connection Type
- threaded external tube all ends
- Features Provided
- valve stem lock shield
- Adjustable Pressure Range
- +25.0 to 75.0 pounds per square inch
- Maximum Operating Pressure
- 200.0 pounds per square inch single response
- Nominal Thread Size
- 0.750 inches all ends
- Seat Angle
- 37.0 degrees all ends
- Opening Pressure Setting
- 28.0 pounds per square inch
- Nominal Outside Diameter Tube Accommodated
- 0.500 inches all ends
- Material
- steel comp 303 and rubber butadiene-acrylonitrile class nbr flow control device
- Material
- steel comp 303 body
- Material
- steel comp 303 seat
- Material
- steel comp 303 stem
- Material Document And Classification
- fedstd66,aisi303/sae30303 fed std single material response body
- Material Document And Classification
- fedstd66,aisi303/sae30303 fed std single material response flow control device
- Material Document And Classification
- fedstd66,aisi303/sae30303 fed std single material response seat
- Material Document And Classification
- fedstd66,aisi303/sae30303 fed std single material response stem
- Media For Which Designed
- air 1st response
- Media For Which Designed
- alcohol, ethyl 2nd response
- Media For Which Designed
- ammonia, gaseous 3rd response
- Media For Which Designed
- fuel/oil, hydrocarbon 4th response
- Media For Which Designed
- helium 5th response
- Style Designator
- straight thru
- Thread Series Designator
- unjf all ends
- Furnished Items And Quantity
- 1 deflector cap
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 |
|---|---|
| 26-15768-1 | Safety Relief Valve |
| D559T-8D-28 | Safety Relief Valve |
FAQs
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Does NSN 4820-00-068-1017 require demilitarization?
Does NSN 4820-00-068-1017 contain precious materials?
Does NSN 4820-00-068-1017 contain hazardous materials?
When the NSN 4820-00-068-1017 was assigned to the Federal Catalog?
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