238625
View detailed technical data, stock status, and sourcing information for: 238625
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Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-521-5994
Item Name Code
16989
Assigment Date
01/01/1963 (63 years ago)
right-hand 1st end thread direction, 3a 1st end thread class, external seat for gasket seal (boss) 1st end connection style, manual valve operation method, poppet flow control device
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
- Connection Style
- external seat for gasket seal (boss) 1st end
- Valve Operation Method
- manual
- Connection Type
- threaded external boss 1st end
- Thread Quantity Per Inch
- 18 1st end
- Maximum Operating Pressure
- 3000.0 pounds per square inch 1st response
- Nominal Thread Size
- 0.562 inches 1st end
- Nominal Outside Diameter Tube Accommodated
- 0.375 inches 1st end
- Material
- aluminum alloy body
- Style Designator
- straight thru
- Thread Series Designator
- unf 1st end
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 1650-00-621-3449 | No Name Available | 01/01/1963 |
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:
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 4820-00-521-5994?
The FSCG of the NSN 4820-00-521-5994 is 4820
Does the NSN 4820-00-521-5994 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-00-521-5994 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 4820-00-521-5994 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-521-5994 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 4820-00-521-5994 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963
Professional Distribution
Certified to meet the strict requirements of defense, aerospace, and hazardous materials distribution.
- ITAR Registered
- DDTC Registered
- HAZMAT Certified
- AS9120 Quality Standards
- 100% Quality Inspections
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Pricing
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