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4820-00-595-1542

Find complete technical information, availability, and procurement data for: 4820-00-595-1542

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4820-00-595-1542
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-595-1542
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.

flange 1st end connection type, 6 1st end bolt hole quantity, 650.0 fahrenheit single response maximum operating temp, round with holes 1st end flange shape, spring disk loading method

Product Characteristics

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

Disk Loading Method
spring
Bolt Hole Quantity
6 1st end
Maximum Operating Temp
650.0 fahrenheit single response
Flange Shape
round with holes 1st end
Connection Type
flange 1st end
Adjustable Pressure Range
+51.0 to 70.0 pounds per square inch
Maximum Operating Pressure
200.0 pounds per square inch single response
Nominal Outside Diameter
5.062 inches 1st end
Bolt Hole Nominal Diameter
0.562 inches 1st end
Bolt Circle Nominal Diameter
3.938 inches 1st end
Flange Face Design
plain 1st end
Special Features
w/lifting lever
Material
steel body
Material
steel corrosion resisting flow control device
Material
steel corrosion resisting seat
Material
steel corrosion resisting stem
Style Designator
angle

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4820-00-639-9614 No Name Available 01/01/1963

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
LL3110B 1 1/2IN 51T70PSI FLGE Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-595-1542?
The FSCG of the NSN 4820-00-595-1542 is 4820
Does the NSN 4820-00-595-1542 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-595-1542 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 4820-00-595-1542 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-595-1542 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 4820-00-595-1542 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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