AA840

View detailed technical data, stock status, and sourcing information for: AA840
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-952-9376

Item Name Code

27489

Assigment Date

06/03/1966 (60 years ago)

plain first end style designator, threaded external pipe first end connection type, 0.375 inches first end nominal pipe size accommodated, straight thru body style, air media for which designed

Product Characteristics

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

Body Style: straight thru
Media For Which Designed: air
First End Connection Type: threaded external pipe
First End Style Designator: plain
First End Nominal Pipe Size Accommodated: 0.375 inches
First End Thread Direction: right-hand
Flow Control Device: disk, flat
End Connection Quantity: 1
Temp Adjustability: not adjustable
Absolute Pressure Range: +0.0 to 26.0
Body Material: copper alloy

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
499-020-128	Vacuum Regulating Valve
898076	Vacuum Regulating Valve
AA840	Vacuum Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-00-952-9376?

The FSCG of the NSN 4820-00-952-9376 is 4820

Does the NSN 4820-00-952-9376 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-00-952-9376 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 4820-00-952-9376 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-952-9376 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 4820-00-952-9376 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Fri, Jun 3, 1966