4820-01-504-4387

Find complete technical information, availability, and procurement data for: 4820-01-504-4387
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 4820-01-504-4387 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-504-4387

Item Name Code

05488

Assigment Date

01/29/2003 (23 years ago)

6 all ends bolt hole quantity, inside spring bonnet type, spring disk loading method, union bonnet attachment method, disk flow control device

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
Bonnet Type: inside spring
Bonnet Attachment Method: union
Disk Loading Method: spring
Bolt Hole Quantity: 6 all ends
Maximum Operating Temp: 150.0 fahrenheit single response
Valve Operation Method: automatic or manual
Flange Shape: round with holes all ends
Connection Type: flange all ends
Mounting Facility: clamp
Valve Size: 2.0000 inches
Maximum Operating Pressure: 150.0 pounds per square inch single response
Nominal Outside Diameter: 5.5625 inches all ends
Nominal Thickness: 0.4375 inches all ends
First Connection Face To Centerline Distance: 4.000 inches
Bolt Hole Nominal Diameter: 0.5625 inches all ends
Second Connection Face To Centerline Distance: 4.000 inches
Bolt Circle Nominal Diameter: 4.4375 inches all ends
Flange Face Design: plain all ends
Part Name Assigned By Controlling Agency: "2" x 2" dl/b-1 & dl/b-2 series relief valve"
Material: bronze body
Material: steel comp 303 seat
Material: steel corrosion resisting flow control device
Material: steel corrosion resisting stem
Style Designator: angle flanged ends
Furnished Items And Quantity: 1 handle
Specification/Standard Data: 81349-mil-f-20042 cl. 150 government specification

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
NMP-1144/CDS716/MILF20042/CL 150	Safety Relief Valve
NMP1144/CDS716/	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-504-4387?

The FSCG of the NSN 4820-01-504-4387 is 4820

Does the NSN 4820-01-504-4387 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-504-4387 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 4820-01-504-4387 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-504-4387 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 4820-01-504-4387 was assigned to the Federal Catalog?

It was assigned 23 years ago, on Wed, Jan 29, 2003