4820-01-696-4290

Find complete technical information, availability, and procurement data for: 4820-01-696-4290
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-696-4290

Item Name Code

05487

Assigment Date

07/27/2021 (4 years ago)

An item made of soft material(s) designed to fit on an earphone shell of an electrical headset or on the muff of a hearing protector by a positive means of attachment, such as an elastic band or a clamp ring. Its purpose is to prevent external noises from reaching the ears of the user and to lessen physical discomfort occasioned by continuous use.

piston flow control device, 225.0 fahrenheit single response maximum operating temp, 1.500 inches all ends nominal pipe size accommodated, right-hand all ends thread direction, spring disk loading method

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: 1.500 inches all ends
Thread Direction: right-hand all ends
Flow Control Device: piston
Disk Loading Method: spring
Maximum Operating Temp: 225.0 fahrenheit single response
Maximum Operating Temp: 70.0 fahrenheit 1st response
Minimum Operating Temp: 35.0 fahrenheit
End Item Identification: 4930-01-612-3541
Connection Style: plain, optional end (pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded internal pipe all ends
Valve Size: 1.500 inches
Thread Quantity Per Inch: 11.5 all ends
Maximum Operating Pressure: 400.0 pounds per square inch 1st response
Nominal Thread Size: 1.500 inches all ends
Face To Face Distance: 4.875 inches
Material: copper alloy body
Media For Which Designed: air 1st response
Media For Which Designed: air single response
Media For Which Designed: helium 2nd response
Media For Which Designed: oil 3rd response
Style Designator: straight thru
Thread Series Designator: npt all 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
7746K852	Check Valve
ISO-1534	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-696-4290?

The FSCG of the NSN 4820-01-696-4290 is 4820

Does the NSN 4820-01-696-4290 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-01-696-4290 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 4820-01-696-4290 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-696-4290 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 4820-01-696-4290 was assigned to the Federal Catalog?

It was assigned 4 years ago, on Tue, Jul 27, 2021