4820-01-415-7426

Find complete technical information, availability, and procurement data for: 4820-01-415-7426
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-415-7426

Item Name Code

05488

Assigment Date

07/05/1995 (31 years ago)

A circular shaped item designed to be installed in a specially prepared groove or counterbore to provide a low pressure seal. It may be supplied in various cross-sectional shapes. It may be solid or cut through to allow for installation and fitting. Excludes items whose primary function is to provide sealing, wiping, or wearing surface capabilities for piston configurations. See also ring,piston and ring,wiper.

automatic valve operation method, seawolf class ssn end item identification, disk flow control device, spring disk loading method, 8 all ends 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.

Flow Control Device: disk
Disk Loading Method: spring
Bolt Hole Quantity: 8 all ends
End Item Identification: seawolf class ssn
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Valve Size: 3.000 inches
Opening Pressure Setting: 35.0 pounds per square inch
Nominal Outside Diameter: 6.625 inches all ends
Nominal Thickness: 0.500 inches all ends
First Connection Face To Centerline Distance: 6.000 inches
Bolt Hole Nominal Diameter: 0.562 inches all ends
Second Connection Face To Centerline Distance: 5.500 inches
Bolt Circle Nominal Diameter: 5.500 inches all ends
Flange Face Design: plain all ends
Material: copper alloy 964 body
Material: nickel alloy flow control device
Material: nickel alloy seat
Material: nickel alloy stem
Style Designator: angle flanged 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
211065434	Safety Relief Valve
SW14201E0035	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-415-7426?

The FSCG of the NSN 4820-01-415-7426 is 4820

Does the NSN 4820-01-415-7426 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-415-7426 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 4820-01-415-7426 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-415-7426 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 4820-01-415-7426 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Wed, Jul 5, 1995