59403A

View detailed technical data, stock status, and sourcing information for: 59403A
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-446-2630

Item Name Code

27565

Assigment Date

06/27/1997 (29 years ago)

A valve with a stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. In the second position, the valve disk is lifted from the seat to allow a flow of fluid in either direction through the valve. The valve disk may be spring loaded. See also valve, stop-check and valve, stop-lift-check.

tee w/offset body style, plain first end style designator, unable to decode first end thread size and series/type designator, threaded internal pipe first end connection type, right-hand first end thread direction

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Body Style: tee w/offset
First End Connection Type: threaded internal pipe
First End Style Designator: plain
First End Thread Size And Series/Type Designator: unable to decode
First End Thread Direction: right-hand
Second End Relationship With First End: not identical
Second End Connection Type: threaded external pipe
Second End Style Designator: plain
Second End Thread Size And Series/Type Designator: unable to decode
Second End Thread Direction: right-hand
Flow Control Device: piston, spring loaded
End Connection Quantity: 2
Outlet Pressure Range: +0.0 to 1450.0 pounds per square inch
Valve Loading Method: spring
Temp Rating: 165.0 fahrenheit maximum
Material

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
59403A	Fluid Pressure Regulating Valve
ZK3.1	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-01-446-2630?

The FSCG of the NSN 4820-01-446-2630 is 4820

Does the NSN 4820-01-446-2630 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-446-2630 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 4820-01-446-2630 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-446-2630 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 4820-01-446-2630 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Fri, Jun 27, 1997