4820-00-287-6002

Find complete technical information, availability, and procurement data for: 4820-00-287-6002
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-287-6002

Item Name Code

05487

Assigment Date

01/01/1963 (63 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

spring disk loading method, 4 all ends bolt hole quantity, threaded renewable seat ring type, disk flow control device, automatic valve operation method

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
Renewable Seat Ring Type: threaded
Bolt Hole Quantity: 4 all ends
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 125.0 pounds per square inch 1st response
Maximum Operating Pressure: 200.0 pounds per square inch 2nd response
Nominal Outside Diameter: 7.000 inches all ends
Face To Face Distance: 8.500 inches
Nominal Thickness: 0.687 inches all ends
Bolt Hole Nominal Diameter: 0.750 inches all ends
Bolt Circle Nominal Diameter: 5.500 inches all ends
Flange Face Design: plain all ends
Material: copper alloy flow control device
Material: copper alloy seat
Material: iron cast body
Material Document And Classification: astmfeb000 assn std single material response body
Media For Which Designed: steam 1st response
Media For Which Designed: water-oil-gas 2nd response
Style Designator: straight thru

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-080-9575	No Name Available	02/05/1969
4820-00-842-3521	No Name Available	11/08/1968

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
35-2-1/2	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-287-6002?

The FSCG of the NSN 4820-00-287-6002 is 4820

Does the NSN 4820-00-287-6002 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302010

Does NSN 4820-00-287-6002 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 4820-00-287-6002 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-287-6002 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 4820-00-287-6002 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963