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4820-00-289-1517

Find complete technical information, availability, and procurement data for: 4820-00-289-1517

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4820-00-289-1517
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-289-1517
Item Name Code
05488
Assigment Date
01/01/1963 (63 years ago)

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

threaded bonnet attachment method, right-hand 1st end thread direction, inside spring bonnet type, poppet flow control device, 0.250 inches 1st end nominal pipe size accommodated

Product Characteristics

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

Nominal Pipe Size Accommodated
0.250 inches 1st end
Thread Direction
right-hand 1st end
Flow Control Device
poppet
Bonnet Type
inside spring
Bonnet Attachment Method
threaded
Disk Loading Method
spring
Connection Style
plain (pipe) 1st end
Valve Operation Method
automatic or manual
Connection Type
threaded external pipe 1st end
Adjustable Pressure Range
+60.0 to 250.0 pounds per square inch
Nominal Thread Size
0.250 inches 1st end
Material
copper alloy overall
Style Designator
angle
Thread Series Designator
npt 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4820-00-287-6035 No Name Available 05/04/1966

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
184766-0000 Safety Relief Valve
F57017PC184766 Safety Relief Valve
YT277S4105-574876PC2T07 Safety Relief Valve
Z1014-10PC2T07 Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-289-1517?
The FSCG of the NSN 4820-00-289-1517 is 4820
Does the NSN 4820-00-289-1517 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-289-1517 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 4820-00-289-1517 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-289-1517 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 4820-00-289-1517 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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