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4820-00-421-5838

Check Valve

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Official Item Classification

Name
Check Valve
(NSN) National Stock Number
4820-00-421-5838
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
05487
(FIIG) Federal Item Identification Guide
A530B0
Date
02/09/1972 (54 years ago)

unthreaded cartridge all ends connection type, spring disk loading method, poppet flow control device, 275.0 fahrenheit single response maximum operating temp, automatic valve operation method

Specs & Compatibility

Flow Control Device

poppet

Disk Loading Method

spring

Maximum Operating Temp

275.0 fahrenheit single response

Valve Operation Method

automatic

Connection Type

unthreaded cartridge all ends

Mounting Position

horizontal or vertical

Maximum Operating Pressure

200.0 pounds per square inch single response

Material

aluminum body

Material

aluminum seat

Material

steel flow control device

Surface Treatment

anodize

Style Designator

straight thru drop-in cartridge

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0005487

Related Hardware Products

Part Number Description
2C9540 Check Valve
3185611 Check Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-00-421-5838?
The FSCG of the NSN 4820-00-421-5838 is 4820
Does the NSN 4820-00-421-5838 have a Schedule B code assigned?
Yes, the Schedule B code is 8481309000
Does NSN 4820-00-421-5838 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 4820-00-421-5838 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-421-5838 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 4820-00-421-5838 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Wed, Feb 9, 1972