T235Y 1-4IN

View detailed technical data, stock status, and sourcing information for: T235Y 1-4IN
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-262-7020

Item Name Code

05485

Assigment Date

01/01/1963 (63 years ago)

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

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
End Item Identification: grumman; a10 aircraft
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: 150.0 pounds per square inch 1st response
Maximum Operating Pressure: 300.0 pounds per square inch 2nd response
Nominal Thread Size: 0.250 inches all ends
Special Features: renewable composition disc
Material: copper alloy 694 stem
Material: copper alloy 836 body
Material: copper alloy 836 seat
Material: plastic polytetrafluoroethylene flow control device
Material: plastic polytetrafluoroethylene packing
Material Document And Classification: astm b-271 alloy c69400 assn std single material response stem
Material Document And Classification: astm b-62 assn std single material response body
Material Document And Classification: astm b-62 assn std single material response seat
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
Furnished Items And Quantity: 1 handwheel
Specification/Standard Data: 59646-mss-s+80 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-116-5149	No Name Available	09/01/1980
4820-00-142-2660	No Name Available	09/01/1977
4820-00-490-5434	No Name Available	06/19/1974
4820-00-542-5794	No Name Available	02/01/1980
4820-00-618-2603	No Name Available	09/01/1976
4820-00-639-9592	No Name Available	11/20/1967
4820-00-877-5628	No Name Available	09/01/1998
4820-00-967-1009	No Name Available	09/01/2023
4820-01-146-7919	No Name Available	07/01/1992
4820-01-242-4398	No Name Available	01/01/1991

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
123 1-4	Globe Valve
651791	Globe Valve
B-22-1/4-IN	Globe Valve
H45P0W65060	Globe Valve
T235-1/4	Globe Valve
T235Y 1-4IN	Globe Valve
U01 1/4IN	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-00-262-7020?

The FSCG of the NSN 4820-00-262-7020 is 4820

Does NSN 4820-00-262-7020 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 4820-00-262-7020 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-262-7020 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 4820-00-262-7020 was assigned to the Federal Catalog?

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