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4820-01-111-5590

Check Valve

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Official Item Classification

Name
Check Valve
(NSN) National Stock Number
4820-01-111-5590
(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
04/19/1981 (45 years ago)

plain, optional end (pipe) all ends connection style, 2a all ends thread class, right-hand all ends thread direction, automatic valve operation method, poppet flow control device

Specs & Compatibility

Thread Class

2a all ends

Thread Direction

right-hand all ends

Flow Control Device

poppet

Connection Style

plain, optional end (pipe) all ends

Valve Operation Method

automatic

Connection Type

threaded internal pipe all ends

Mounting Position

horizontal

Thread Quantity Per Inch

12 all ends

Maximum Operating Pressure

6.000 pounds per square inch single response

Nominal Thread Size

1.500 inches 1st end

Material

steel corrosion resisting body

Style Designator

straight thru

Thread Series Designator

un all ends

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

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
HB92-XXX-24 Check Valve
M3130-7-H-2 Check Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-111-5590?
The FSCG of the NSN 4820-01-111-5590 is 4820
Does the NSN 4820-01-111-5590 have a Schedule B code assigned?
Yes, the Schedule B code is 8481302090
Does NSN 4820-01-111-5590 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 4820-01-111-5590 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-111-5590 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 4820-01-111-5590 was assigned to the Federal Catalog?
It was assigned 45 years ago, on Sun, Apr 19, 1981