4820-00-557-0116

Find complete technical information, availability, and procurement data for: 4820-00-557-0116
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-557-0116

Item Name Code

20520

Assigment Date

03/31/1972 (54 years ago)

right-hand all ends thread direction, 160.0 fahrenheit single response maximum operating temp, automatic valve operation method, disk flow control device, plain, optional end (pipe) all ends connection style

Product Characteristics

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

Thread Direction: right-hand all ends
Flow Control Device: disk
Maximum Operating Temp: 160.0 fahrenheit single response
Connection Style: plain, optional end (pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded internal pipe all ends
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 125.0 pounds per square inch single response
Nominal Thread Size: 0.750 inches all ends
Material: copper alloy body
Media For Which Designed: water, fresh single response
Surface Treatment: nickel
Style Designator: straight thru
Thread Series Designator: npt all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-083-3125	No Name Available	11/01/1990

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
1085930-6	Restrictor Check Valve
11241418-4	Restrictor Check Valve
2105870-6	Restrictor Check Valve
2105870PC6	Restrictor Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-557-0116?

The FSCG of the NSN 4820-00-557-0116 is 4820

Does the NSN 4820-00-557-0116 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-00-557-0116 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 4820-00-557-0116 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-557-0116 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 4820-00-557-0116 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, Mar 31, 1972