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4820-00-109-3605

Find complete technical information, availability, and procurement data for: 4820-00-109-3605

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4820-00-109-3605
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-109-3605
Item Name Code
05488
Assigment Date
08/02/1968 (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.

right-hand 1st end thread direction, plain,optional end(pipe) 1st end connection style, disk flow control device, 4.165 inches 2nd end nominal width, 4 2nd end bolt hole quantity

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 1st end
Flow Control Device
disk
Bolt Hole Quantity
4 2nd end
Connection Style
plain,optional end(pipe) 1st end
Nominal Width
4.165 inches 2nd end
Nominal Length
4.165 inches 2nd end
Valve Operation Method
automatic
Flange Shape
rectangular with holes 2nd end
Connection Type
flange 2nd end
Connection Type
threaded internal pipe 1st end
Nominal Thread Size
1.000 inches 1st end
Opening Pressure Setting
75.0 pounds per square inch
Nominal Thickness
0.416 inches 2nd end
Bolt Hole Nominal Diameter
0.550 inches 2nd end
Center To Center Nominal Distance Between Bolt Holes Along Length
3.000 inches 2nd end
Center To Center Nominal Distance Between Bolt Holes Along Width
3.000 inches 2nd end
Flange Face Design
plain 2nd 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Below is a list of NSNs that have been officially superseded by this NSN: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
2815-00-221-8794 No Name Available 06/24/1970
4820-00-803-1156 No Name Available 05/15/1970

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
023-934 Safety Relief Valve
112-415 Safety Relief Valve
A112-415 Safety Relief Valve
BM7468A Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-109-3605?
The FSCG of the NSN 4820-00-109-3605 is 4820
Does the NSN 4820-00-109-3605 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-109-3605 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 4820-00-109-3605 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-109-3605 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 4820-00-109-3605 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Fri, Aug 2, 1968

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