S50B-1/2-150PSI

View detailed technical data, stock status, and sourcing information for: S50B-1/2-150PSI
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-297-5062

Item Name Code

20520

Assigment Date

04/04/1989 (37 years ago)

A valve having one outlet and two inlets that are usually opposite each other. It has a fluid pressure operated pistonlike item, called a shuttle, that controls either inlet. It is commonly used to provide an emergency passage for fluid in an aircraft hydraulic or pneumatic system in case of loss of pressure in the normal service lines.

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

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

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: 400.0 pounds per square inch single response
Nominal Thread Size: 0.500 inches all ends
Material: copper alloy body
Media For Which Designed: air single response
Style Designator: straight thru
Thread Series Designator: npt all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-209-0274	No Name Available	11/01/1997

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
S50 1/2IN	Restrictor Check Valve
S50B	Restrictor Check Valve
S50B-1/2-150PSI	Restrictor Check Valve
S50F-1/2-150PSI	Restrictor Check Valve
S50G	Restrictor Check Valve
S5O	Restrictor Check Valve
ST47D118-1	Restrictor Check Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-01-297-5062?

The FSCG of the NSN 4820-01-297-5062 is 4820

Does the NSN 4820-01-297-5062 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-01-297-5062 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 4820-01-297-5062 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-297-5062 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 4820-01-297-5062 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Tue, Apr 4, 1989