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4820-00-006-6191

Find complete technical information, availability, and procurement data for: 4820-00-006-6191

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4820-00-006-6191
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-006-6191
Item Name Code
05488
Assigment Date
06/28/1972 (54 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.

3a all ends thread class, right-hand all ends thread direction, inside spring bonnet type, poppet flow control device, integral bonnet attachment 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
Thread Direction
right-hand all ends
Flow Control Device
poppet
Bonnet Type
inside spring
Bonnet Attachment Method
integral
Disk Loading Method
spring
Maximum Operating Temp
225.0 fahrenheit single response
Connection Style
flared (tube) all ends
Valve Operation Method
automatic
Connection Type
threaded external tube all ends
Features Provided
bonnet packing and pressure tight outlet side
Thread Quantity Per Inch
18 all ends
Adjustable Pressure Range
+115.0 to 250.0 pounds per square inch
Maximum Operating Pressure
3100.0 pounds per square inch single response
Nominal Thread Size
0.562 inches all ends
Seat Angle
37.0 degrees all ends
Opening Pressure Setting
225.0 pounds per square inch
Nominal Outside Diameter Tube Accommodated
0.375 inches all ends
Material
aluminum alloy seat
Material
aluminum alloy body
Material
steel comp 303 flow control device
Material Document And Classification
fedstd66aisi303/sae30303 fed std single material response flow control device
Media For Which Designed
air single response
Surface Treatment
anodize
Style Designator
angle
Thread Series Designator
unf all ends

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
0MP-2835-2 Safety Relief Valve
2422301-2 Safety Relief Valve
629XB-4-6-2 Safety Relief Valve
629XB4-6-2 Safety Relief Valve
RVM0-2P22M Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-006-6191?
The FSCG of the NSN 4820-00-006-6191 is 4820
Does the NSN 4820-00-006-6191 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-006-6191 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 4820-00-006-6191 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-006-6191 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 4820-00-006-6191 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Wed, Jun 28, 1972

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