4820-00-450-6539
Find complete technical information, availability, and procurement data for: 4820-00-450-6539
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Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-450-6539
Item Name Code
05488
Assigment Date
02/23/1972 (54 years ago)
poppet flow control device, spring disk loading method, flared (tube) 1st end connection style, 3a 1st end thread class, right-hand 1st end 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 1st end
- Thread Direction
- right-hand 1st end
- Flow Control Device
- poppet
- Disk Loading Method
- spring
- Connection Style
- flared (tube) 1st end
- Valve Operation Method
- automatic
- Connection Type
- threaded external tube 1st end
- Thread Quantity Per Inch
- 20 1st end
- Nominal Thread Size
- 0.437 inches 1st end
- Seat Angle
- 37.0 degrees 1st end
- Opening Pressure Setting
- 1425.0 pounds per square inch
- Nominal Outside Diameter Tube Accommodated
- 0.250 inches 1st end
- Material
- aluminum alloy seat
- Material
- aluminum alloy body
- Surface Treatment
- anodize
- Surface Treatment Document And Classification
- mil-a-8625 mil spec single treatment response
- Style Designator
- angle
- Thread Series Designator
- unf 1st end
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FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 4820-00-450-6539?
The FSCG of the NSN 4820-00-450-6539 is 4820
Does the NSN 4820-00-450-6539 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-450-6539 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 4820-00-450-6539 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-450-6539 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4820-00-450-6539 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Wed, Feb 23, 1972
Professional Distribution
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