4820-01-141-8845

Find complete technical information, availability, and procurement data for: 4820-01-141-8845
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-141-8845

Item Name Code

05485

Assigment Date

11/07/1982 (43 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.

right-hand all ends thread direction, inside screw bonnet type, threaded bonnet attachment method, 150.0 fahrenheit 2nd response maximum operating temp, disk flow control device

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
Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Maximum Operating Temp: 150.0 fahrenheit 2nd response
Maximum Operating Temp: 406.0 fahrenheit 1st response
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Features Provided: bonnet packing
Maximum Operating Pressure: 125.0 pounds per square inch 1st response
Maximum Operating Pressure: 200.0 pounds per square inch 2nd response
Nominal Thread Size: 1.000 inches all ends
Material: copper alloy 642 stem
Material: copper alloy 848 body
Material: copper alloy 848 flow control device
Material: graphite packing
Material Document And Classification: qq-c-390,alloy b5 fed spec single material response body
Material Document And Classification: qq-c-390,alloy b5 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
Supplementary Features: this item has been reviewed for asbestos material;the current approved sources; 82666 have indicated their part number contained asbestos prior to 1984,they continue to manufacture the same part number without asbestos material after 1984
Thread Series Designator: npt all ends
Furnished Items And Quantity: 1 handwheel

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-119-2093	No Name Available	04/01/1991

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
125T-1IN	Globe Valve
B-16-1IN	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-141-8845?

The FSCG of the NSN 4820-01-141-8845 is 4820

Does NSN 4820-01-141-8845 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 4820-01-141-8845 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-141-8845 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 4820-01-141-8845 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Sun, Nov 7, 1982