1823 1-4

View detailed technical data, stock status, and sourcing information for: 1823 1-4
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-497-1684

Item Name Code

05485

Assigment Date

02/16/1971 (55 years ago)

threaded bonnet attachment method, right-hand all ends thread direction, threaded renewable seat ring type, inside screw bonnet type, 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
Renewable Seat Ring Type: threaded
Maximum Operating Temp: 425.0 fahrenheit single response
Connection Style: plain (pipe) all ends
Valve Operation Method: manual
Connection Type: threaded external pipe all ends
Features Provided: bonnet packing
Maximum Operating Pressure: 200.0 pounds per square inch single response
Nominal Thread Size: 0.375 inches all ends
Special Features: w/o lockshield
Material: copper alloy 922 body
Material: nickel alloy flow control device
Material: nickel alloy seat
Material: nickel alloy stem
Material: rubber packing
Media For Which Designed: steam single response
Style Designator: straight thru
Test Data Document: "03950-882057049 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
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Below is a list of NSNs that have been officially superseded by this NSN: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
4820-00-057-8796	No Name Available	10/01/1997
4820-00-184-9155	No Name Available	10/14/1973
4820-00-276-9019	No Name Available	11/01/1982
4820-00-901-1214	No Name Available	08/01/1978

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
138WS3-8IN	Globe Valve
1823 1-4	Globe Valve
1823-3-8	Globe Valve
1823CP	Globe Valve
245PWS 3/8IN	Globe Valve
4820PL1342346	Globe Valve
803-4384536-21A	Globe Valve
803-4384536-21A AF	Globe Valve
803-4384536-21A2AF	Globe Valve
803-4384536-21AXAF	Globe Valve
810-43B453GREVISION E	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-00-497-1684?

The FSCG of the NSN 4820-00-497-1684 is 4820

Does the NSN 4820-00-497-1684 have a Schedule B code assigned?

Yes, the Schedule B code is 8481801070

Does NSN 4820-00-497-1684 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 4820-00-497-1684 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-497-1684 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 4820-00-497-1684 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Tue, Feb 16, 1971