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6C500 Check Valve

4820-00-202-5851

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Official Item Classification

Name
Check Valve
Part Number
6C500
(NSN) National Stock Number
4820-00-202-5851
(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
01/01/1963 (63 years ago)

flared (tube) 1st end connection style, right-hand 1st end thread direction, spring disk loading method, 3a 1st end thread class, cone flow control device

Specs & Compatibility

Thread Class

3a 1st end

Thread Direction

right-hand 1st end

Flow Control Device

cone

Disk Loading Method

spring

Connection Style

flared (tube) 1st end

Valve Operation Method

automatic

Connection Type

threaded external tube 1st end

Mounting Position

horizontal

Thread Quantity Per Inch

18 1st end

Maximum Operating Pressure

750.0 pounds per square inch single response

Nominal Thread Size

0.562 inches 1st end

Seat Angle

37.0 degrees 1st end

Nominal Outside Diameter Tube Accommodated

0.375 inches 1st end

Material

aluminum alloy seat

Material

aluminum alloy body

Media For Which Designed

fuel/oil, hydrocarbon single response

Surface Treatment

anodize

Style Designator

straight thru

Thread Series Designator

unf 1st end

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
10-1310-1 Check Valve
10-1310-2 Check Valve
1116-516526 Check Valve
1116-516529 Check Valve
6C500 Check Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-00-202-5851?
The FSCG of the NSN 4820-00-202-5851 is 4820
Does the NSN 4820-00-202-5851 have a Schedule B code assigned?
Yes, the Schedule B code is 8481309000
Does NSN 4820-00-202-5851 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 4820-00-202-5851 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-202-5851 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 4820-00-202-5851 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963