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4820-01-191-9099

Check Valve

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Official Item Classification

Name
Check Valve
(NSN) National Stock Number
4820-01-191-9099
(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
10/14/1984 (42 years ago)

right-hand all ends thread direction, automatic valve operation method, spring disk loading method, plain, optional end (pipe) all ends connection style, disk flow control device

Specs & Compatibility

Thread Direction

right-hand all ends

Flow Control Device

disk

Disk Loading Method

spring

Connection Style

plain, optional end (pipe) all ends

Valve Operation Method

automatic

Connection Type

threaded internal pipe all ends

Mounting Position

horizontal or vertical

Maximum Operating Pressure

200.0 pounds per square inch single response

Nominal Thread Size

0.500 inches all ends

Material

copper alloy body

Style Designator

straight thru

Thread Series Designator

npt 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
00519214-0010 Check Valve
GD-88 ITEM 4 Check Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-191-9099?
The FSCG of the NSN 4820-01-191-9099 is 4820
Does the NSN 4820-01-191-9099 have a Schedule B code assigned?
Yes, the Schedule B code is 8481301090
Does NSN 4820-01-191-9099 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 4820-01-191-9099 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-191-9099 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 4820-01-191-9099 was assigned to the Federal Catalog?
It was assigned 42 years ago, on Sun, Oct 14, 1984