4820-01-691-7418

Find complete technical information, availability, and procurement data for: 4820-01-691-7418
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-691-7418

Item Name Code

05493

Assigment Date

10/27/2020 (5 years ago)

An item consisting of two earcups, each of which are filled with sound attenuating material. It is designed to completely cover the wearer's ears and protect them from high intensity sound. It may include a headband or it may be designed for mounting onto headware, such as a helmet. For items containing earphones, see headset, electrical and headset-microphone. For items designed to be inserted into the ear, see plug, ear.

socket first end style designator, unthreaded internal pipe first end connection type, 100.0 fahrenheit temp rating, "straight thru w/ offset give "adql" only when both ends flanged" body style, 0.500 inches first end 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.

Body Style: "straight thru w/ offset give "adql" only when both ends flanged"
Temp Rating: 100.0 fahrenheit
First End Connection Type: unthreaded internal pipe
First End Style Designator: socket
First End Nominal Pipe Size Accommodated: 0.500 inches
Second End Connection Type: unthreaded internal pipe
Second End Style Designator: plain
Second End Nominal Pipe Size Accommodated: 0.625 inches
End Connection Quantity: 2
Capillary Tube Length: 5.0 inches nominal
Valve Expansion Control Type: thermostatic
Valve Equalizer Location: external
Valve Equalizer Connection Type: solder tube
End Item Identification: 4120-01-664-1695
Part Name Assigned By Controlling Agency: valve,thermostatic expansion

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
SJE-1-CP60	Expansion Valve

FAQs

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

What is the FSCG of the NSN 4820-01-691-7418?

The FSCG of the NSN 4820-01-691-7418 is 4820

Does the NSN 4820-01-691-7418 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-691-7418 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 4820-01-691-7418 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-691-7418 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 4820-01-691-7418 was assigned to the Federal Catalog?

It was assigned 5 years ago, on Tue, Oct 27, 2020