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4820-01-218-9928

Stop-Check Valve

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Official Item Classification

Name
Stop-Check Valve
(NSN) National Stock Number
4820-01-218-9928
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
05486
(FIIG) Federal Item Identification Guide
A530B0
Date
10/20/1985 (40 years ago)

disk flow control device, zzzy criticality code justification, 6000.0 pounds per square inch single response maximum operating pressure, nickel alloy r-405 seat material, copper alloy body material

Specs & Compatibility

Flow Control Device

disk

Maximum Operating Pressure

6000.0 pounds per square inch single response

Criticality Code Justification

zzzy

Material

copper alloy body

Material

nickel alloy r-405 seat

Material

steel stem

Media For Which Designed

oxygen, gaseous single response

Reference Number Differentiating Characteristics

cleaning, packaging, and marking iaw the latest revision of mil-std-1330

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
S

The item is a non-aviation critical safety item (csi) whose failure will result in serious damage to equipment or serious injury or death to personnel.

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

0005486

Related Hardware Products

Part Number Description
580-3-0X PL-2278 Stop-Check Valve
580-3-0X PL-2278CP Stop-Check Valve
580-3-0X,PL-227 Stop-Check Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-218-9928?
The FSCG of the NSN 4820-01-218-9928 is 4820
Does the NSN 4820-01-218-9928 have a Schedule B code assigned?
Yes, the Schedule B code is 8481301090
Does NSN 4820-01-218-9928 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 4820-01-218-9928 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-218-9928 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 4820-01-218-9928 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Sun, Oct 20, 1985