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4820-01-031-8261

Restrictor Check Valve

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Official Item Classification

Name
Restrictor Check Valve
(NSN) National Stock Number
4820-01-031-8261
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
20520
(FIIG) Federal Item Identification Guide
A530B0
Date
12/02/1976 (49 years ago)

3200.0 pounds per square inch single response maximum operating pressure, oil, hydraulic single response media for which designed, steel corrosion resisting overall material, valve operation method: hydraulic special features, threaded external tube 1st end connection type

Specs & Compatibility

Connection Type

threaded external tube 1st end

Maximum Operating Pressure

3200.0 pounds per square inch single response

Special Features

valve operation method: hydraulic

Material

steel corrosion resisting overall

Media For Which Designed

oil, hydraulic single response

Supplementary Features

flow control device: plug

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

0020520

Related Hardware Products

Part Number Description
269259 Restrictor Check Valve
868RHS00-2 Restrictor Check Valve
86RHS00-1 Restrictor Check Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-031-8261?
The FSCG of the NSN 4820-01-031-8261 is 4820
Does the NSN 4820-01-031-8261 have a Schedule B code assigned?
Yes, the Schedule B code is 8481302090
Does NSN 4820-01-031-8261 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 4820-01-031-8261 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-031-8261 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 4820-01-031-8261 was assigned to the Federal Catalog?
It was assigned 49 years ago, on Thu, Dec 2, 1976