4820-01-155-7750

Find complete technical information, availability, and procurement data for: 4820-01-155-7750
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-155-7750

Item Name Code

05486

Assigment Date

06/15/1983 (43 years ago)

A valve that controls flow by a circular disk, or a pair of semicircular disks, attached to a common spindle or lever turning on a diametral axis.

850.0 fahrenheit single response maximum operating temp, disk flow control device, bolted bonnet attachment method, outside screw-yoke bonnet type, 0.500 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: 0.500 inches all ends
Flow Control Device: disk
Bonnet Type: outside screw-yoke
Bonnet Attachment Method: bolted
Maximum Operating Temp: 850.0 fahrenheit single response
Connection Style: socket (pipe) all ends
Valve Operation Method: manual
Connection Type: unthreaded internal pipe all ends
Mounting Position: horizontal
Features Provided: bonnet packing
Maximum Operating Pressure: 800.0 pounds per square inch single response
Material: cobalt alloy seat
Material: steel comp 416 stem
Material: steel comp 420 flow control device
Material: steel uns k03504 body
Material Document And Classification: astm a105 assn std single material response body
Material Document And Classification: astm 1582 grade 416 (250 bhn) assn std single material response stem
Material Document And Classification: astm a582 grade 420 (500 bhn) assn std single material response flow control device
Media For Which Designed: oil 2nd response
Media For Which Designed: steam 1st response
Style Designator: straight thru
Supplementary Features: this item has been reviewed for asbestos material;the current approved sources;86520 have indicated their part number contained asbestos prior to 1984,they continue to manufacture the same part number without asbestos material after 1984

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
F-93-D 1-2IN	Stop-Check Valve
F-93-DE1-2IN	Stop-Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-155-7750?

The FSCG of the NSN 4820-01-155-7750 is 4820

Does the NSN 4820-01-155-7750 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-01-155-7750 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 4820-01-155-7750 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-155-7750 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 4820-01-155-7750 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Wed, Jun 15, 1983