GP A, TY III, ST A, TR 3

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-287-5151

Item Name Code

05487

Assigment Date

01/01/1961 (65 years ago)

plain, optional end (pipe) all ends connection style, disk flow control device, right-hand all ends thread direction, weight disk loading method, 550.0 fahrenheit 1st response maximum operating temp

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
Disk Loading Method: weight
Maximum Operating Temp: 550.0 fahrenheit 1st 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: 200.0 pounds per square inch 1st response
Maximum Operating Pressure: 400.0 pounds per square inch 2nd response
Nominal Thread Size: 0.750 inches all ends
Material: copper alloy 314 flow control device
Material: copper alloy 922 body
Material Document And Classification: astm b-61 assn std single material response overall
Media For Which Designed: steam 1st response
Media For Which Designed: water-oil-gas 2nd response
Style Designator: straight thru
Thread Series Designator: npt all ends
Nondefinitive Spec/Std Data: 3 type and 200/wsp/ class and 3/4 size

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-384-0352	No Name Available	07/21/1985
4820-00-467-4732	No Name Available	08/02/1972
4820-00-723-2893	No Name Available	10/18/1968
4820-00-821-9017	No Name Available	07/29/1968
4820-00-883-0167	No Name Available	03/01/1989
4820-00-968-6170	No Name Available	12/06/2022

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
0605 SZ 3/4 IN	Check Valve
3-4CHVA35	Check Valve
35 3-4	Check Valve
36-3-4	Check Valve
363-4	Check Valve
762A 3/4IN	Check Valve
C347PC39	Check Valve
C882PC39	Check Valve
FIG554	Check Valve
GP A, TY III, ST A, TR 3	Check Valve
J55053MLPCV36SH1	Check Valve
MILV18436	Check Valve
R4603-39	Check Valve
R4729PC39	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-287-5151?

The FSCG of the NSN 4820-00-287-5151 is 4820

Does the NSN 4820-00-287-5151 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-00-287-5151 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 4820-00-287-5151 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-287-5151 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 4820-00-287-5151 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961