G400155-11

View detailed technical data, stock status, and sourcing information for: G400155-11
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-419-7103

Item Name Code

05488

Assigment Date

09/28/1995 (30 years ago)

A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes:shaft(1), straight; and axle(1), straight.

400.0 fahrenheit single response maximum operating temp, spring disk loading method, poppet flow control device, 3a all ends thread class, right-hand all ends thread direction

Product Characteristics

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

Thread Class: 3a all ends
Thread Direction: right-hand all ends
Flow Control Device: poppet
Disk Loading Method: spring
Maximum Operating Temp: 400.0 fahrenheit single response
End Item Identification: nimitz class cvn
Connection Style: flared (tube) all ends
Valve Operation Method: automatic
Connection Type: threaded external tube all ends
Maximum Operating Pressure: 200.0 pounds per square inch single response
Nominal Thread Size: 0.562 inches all ends
Seat Angle: 37.0 degrees all ends
Opening Pressure Setting: 42.0 pounds per square inch
Special Features: popoff type
Material: steel corrosion resisting body
Material: steel corrosion resisting flow control device
Material: steel corrosion resisting seat
Media For Which Designed: air 1st response
Media For Which Designed: carbon dioxide 2nd response
Media For Which Designed: helium 3rd response
Style Designator: straight thru
Thread Series Designator: unjf all ends

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
524TP-6D-42	Safety Relief Valve
G400155-11	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-419-7103?

The FSCG of the NSN 4820-01-419-7103 is 4820

Does the NSN 4820-01-419-7103 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-419-7103 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 4820-01-419-7103 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-419-7103 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 4820-01-419-7103 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Thu, Sep 28, 1995