MS28884A-4
View detailed technical data, stock status, and sourcing information for: MS28884A-4
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Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-555-2572
Item Name Code
05487
Assigment Date
01/01/1963 (63 years ago)
external seat for gasket seal (boss) all ends connection style, 160.0 fahrenheit single response maximum operating temp, right-hand all ends thread direction, disk flow control device, 3a all ends thread class
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
- disk
- Maximum Operating Temp
- 160.0 fahrenheit single response
- Connection Style
- external seat for gasket seal (boss) all ends
- Valve Operation Method
- automatic
- Connection Type
- threaded external boss all ends
- Mounting Position
- horizontal or vertical
- Thread Quantity Per Inch
- 20 all ends
- Maximum Operating Pressure
- 350.0 pounds per square inch single response
- Nominal Thread Size
- 0.438 inches all ends
- Seat Angle
- 37.0 degrees all ends
- Material
- aluminum alloy body
- Material
- rubber butadiene-acrylonitrile class nbr seat
- Surface Treatment
- anodize
- Style Designator
- straight thru
- Thread Series Designator
- unf all ends
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 |
|---|---|
| 4820005552572 | Check Valve |
| 588-4D1 | Check Valve |
| MS28884A-4 | Check Valve |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 4820-00-555-2572?
The FSCG of the NSN 4820-00-555-2572 is 4820
Does the NSN 4820-00-555-2572 have a Schedule B code assigned?
Yes, the Schedule B code is 8481309000
Does NSN 4820-00-555-2572 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 4820-00-555-2572 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-555-2572 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 4820-00-555-2572 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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In Stock
This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.
| New Surplus | 307 |
| New Material | 179 |
| As Removed | 1 |
| Total | 487 |
Availability of this item was last updated on:
05/31/2026 01:05 PM EDT.
Stock levels and pricing are subject to change.