D559A 2M-1
View detailed technical data, stock status, and sourcing information for: D559A 2M-1
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A valve that controls flow by a circular disk, or a pair of semicircular disks, attached to a common spindle or lever turning on a diametral axis.
right-hand all ends thread direction, spring disk loading method, -40.0 fahrenheit 1st response maximum operating temp, poppet flow control device, 250.0 fahrenheit 2nd 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
- poppet
- Disk Loading Method
- spring
- Maximum Operating Temp
- -40.0 fahrenheit 1st response
- Maximum Operating Temp
- 250.0 fahrenheit 2nd response
- Connection Style
- plain (pipe) all ends
- Valve Operation Method
- automatic
- Connection Type
- threaded external pipe all ends
- Adjustable Pressure Range
- +0.5 to 2.4 pounds per square inch
- Maximum Operating Pressure
- 200.0 pounds per square inch single response
- Nominal Thread Size
- 0.250 inches all ends
- Material
- aluminum body
- Material
- aluminum flow control device
- Media For Which Designed
- acetylene 2nd response
- Media For Which Designed
- air 1st response
- Media For Which Designed
- ammonia, gaseous 3rd response
- Media For Which Designed
- hydrogen 5th response
- Media For Which Designed
- refrigerant 12 4th response
- Style Designator
- straight thru
- Thread Series Designator
- npt 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 |
|---|---|
| 2528945 | Safety Relief Valve |
| D559A 2M-1 | Safety Relief Valve |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 4820-01-215-2140?
Does the NSN 4820-01-215-2140 have a Schedule B code assigned?
Does NSN 4820-01-215-2140 require demilitarization?
Does NSN 4820-01-215-2140 contain precious materials?
Does NSN 4820-01-215-2140 contain hazardous materials?
When the NSN 4820-01-215-2140 was assigned to the Federal Catalog?
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Pricing
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