MS28893-A4-750

View detailed technical data, stock status, and sourcing information for: MS28893-A4-750
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-686-8851

Item Name Code

05488

Assigment Date

03/09/2020 (6 years ago)

poppet flow control device, 2350-01-668-1220 end item identification, 2.5 gallons per minute valve discharge flow rate, spring disk loading method, gasket seal(boss) all ends connection style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Flow Control Device: poppet
Disk Loading Method: spring
Valve Discharge Flow Rate: 2.5 gallons per minute
End Item Identification: 2350-01-668-1220
Connection Style: gasket seal(boss) all ends
Valve Operation Method: automatic
Connection Type: threaded internal boss all ends
Maximum Operating Pressure: 825.0 pounds per square inch single response
Nominal Thread Size: 0.438 inches all ends
Face To Face Distance: 4.0 inches
Part Name Assigned By Controlling Agency: valve,hydraulic relief,cylindrical,type ii systems
Media For Which Designed: hydraulic fluid, petroleum base single response
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
MS28893-A4-750	Safety Relief Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-01-686-8851?

The FSCG of the NSN 4820-01-686-8851 is 4820

Does the NSN 4820-01-686-8851 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-686-8851 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 4820-01-686-8851 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-686-8851 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 4820-01-686-8851 was assigned to the Federal Catalog?

It was assigned 6 years ago, on Mon, Mar 9, 2020