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4820-01-237-0097

Check Valve

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Official Item Classification

Name
Check Valve
(NSN) National Stock Number
4820-01-237-0097
(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
07/24/1986 (40 years ago)

3b all ends thread class, -40.0 fahrenheit 1st response maximum operating temp, 280.0 fahrenheit 2nd response maximum operating temp, right-hand all ends thread direction, poppet flow control device

Specs & Compatibility

Thread Class

3b all ends

Thread Direction

right-hand all ends

Flow Control Device

poppet

Maximum Operating Temp

-40.0 fahrenheit 1st response

Maximum Operating Temp

280.0 fahrenheit 2nd response

Connection Style

gasket seal (boss) all ends

Valve Operation Method

automatic

Connection Type

threaded internal boss all ends

Mounting Position

horizontal or vertical

Thread Quantity Per Inch

12 all ends

Maximum Operating Pressure

600.0 pounds per square inch single response

Nominal Thread Size

1.062 inches all ends

Material

aluminum alloy 2024 body

Material

rubber butadiene-acrylonitrile class nbr seat

Material Document And Classification

qq-a-225/6 fed spec single material response body

Media For Which Designed

air 1st response

Media For Which Designed

ethylene glycol 2nd response

Media For Which Designed

fuel/oil, hydrocarbon 3rd response

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
859A-12BB Check Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-237-0097?
The FSCG of the NSN 4820-01-237-0097 is 4820
Does the NSN 4820-01-237-0097 have a Schedule B code assigned?
Yes, the Schedule B code is 8481309000
Does NSN 4820-01-237-0097 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 4820-01-237-0097 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-237-0097 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 4820-01-237-0097 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Thu, Jul 24, 1986