4820-01-677-0669

Find complete technical information, availability, and procurement data for: 4820-01-677-0669
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-677-0669

Item Name Code

05488

Assigment Date

11/27/2018 (7 years ago)

A flexible item designed to be affixed to an object by adhesion. It may be any configuration and preprinted with legendary characters, symbol(s), letter(s), numeral(s), or coding signification. It may or may not be coated with a reflectorized substance. It does not contain data which indicates contents, destination or similar signification. May be in roll form if perforations or markings are provided for detaching items of a specific length. Excludes:label; tape, identification; tape, pressure sensitive adhesive; and sign face, adhesive.

spring disk loading method, 250.0 fahrenheit single response maximum operating temp, automatic valve operation method, poppet flow control device, 0.25 inches all ends nominal pipe size accommodated

Product Characteristics

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

Nominal Pipe Size Accommodated: 0.25 inches all ends
Flow Control Device: poppet
Disk Loading Method: spring
Maximum Operating Temp: 250.0 fahrenheit single response
Valve Operation Method: automatic
Connection Type: threaded external pipe 2nd end
Connection Type: threaded internal pipe 1st end
Valve Size: 0.25 inches
Maximum Operating Pressure: 2400.0 pounds per square inch single response
Opening Pressure Setting: 1000.0 pounds per square inch
Material: rubber butadiene-acrylonitrile class nbr o-ring
Material: steel comp 303 body
Style Designator: straight thru note: to be used for valve bodies of separable sections.

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
5159T-4MP-1000	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-677-0669?

The FSCG of the NSN 4820-01-677-0669 is 4820

Does the NSN 4820-01-677-0669 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-677-0669 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 4820-01-677-0669 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-677-0669 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 4820-01-677-0669 was assigned to the Federal Catalog?

It was assigned 7 years ago, on Tue, Nov 27, 2018