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4820-00-115-8887

Find complete technical information, availability, and procurement data for: 4820-00-115-8887

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4820-00-115-8887
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-115-8887
Item Name Code
05488
Assigment Date
09/23/1968 (57 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.

flared (tube) all ends connection style, 3a all ends thread class, threaded cartridge all ends connection type, spring disk loading method, automatic valve operation method

Product Characteristics

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

Thread Class
3a all ends
Disk Loading Method
spring
Connection Style
flared (tube) all ends
Valve Operation Method
automatic
Connection Type
threaded cartridge all ends
Thread Quantity Per Inch
20 all ends
Nominal Thread Size
0.438 inches all ends
Seat Angle
37.0 degrees all ends
Opening Pressure Setting
3400.0 pounds per square inch
Style Designator
screw-in cartridge
Thread Series Designator
unj all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4820-00-647-2591 No Name Available 08/28/1973

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
116-0100-3 Safety Relief Valve
116B100-3 Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-115-8887?
The FSCG of the NSN 4820-00-115-8887 is 4820
Does the NSN 4820-00-115-8887 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-115-8887 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 4820-00-115-8887 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-115-8887 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 4820-00-115-8887 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Mon, Sep 23, 1968

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