4820-00-542-2870

Find complete technical information, availability, and procurement data for: 4820-00-542-2870
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-542-2870

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.

disk flow control device, 425.0 fahrenheit 1st response maximum operating temp, streamlined with one brazing ring (pipe) all ends connection style, 150.0 fahrenheit 2nd response maximum operating temp, 1.250 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: 1.250 inches all ends
Flow Control Device: disk
Maximum Operating Temp: 150.0 fahrenheit 2nd response
Maximum Operating Temp: 425.0 fahrenheit 1st response
Connection Style: streamlined with one brazing ring (pipe) all ends
Connection Type: unthreaded internal pipe all ends
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 200.0 pounds per square inch 1st response
Maximum Operating Pressure: 250.0 pounds per square inch 2nd response
Special Features: with or w/o preinserted ring
Material: copper alloy 922 body
Material: copper alloy 922 flow control device
Material: copper alloy 922 seat
Material Document And Classification: qq-c-390 fed spec single material response body
Material Document And Classification: qq-c-390 fed spec single material response seat
Material Document And Classification: qq-c-390 fed spec single material response flow control device
Media For Which Designed: steam 1st response
Media For Which Designed: water-oil-gas 2nd response
Style Designator: straight thru
Reference Number Differentiating Characteristics: asdifferentiated by 1.250 in. valve size

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-266-9502	No Name Available	08/05/1967

FAQs

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

What is the FSCG of the NSN 4820-00-542-2870?

The FSCG of the NSN 4820-00-542-2870 is 4820

Does the NSN 4820-00-542-2870 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-00-542-2870 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 4820-00-542-2870 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-542-2870 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 4820-00-542-2870 was assigned to the Federal Catalog?

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