4820-01-301-9077

Find complete technical information, availability, and procurement data for: 4820-01-301-9077
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-301-9077

Item Name Code

08101

Assigment Date

06/05/1989 (37 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

plain first end style designator, 2b first end thread class, unable to decode body material, threaded internal pipe first end connection type, 0.750 inches first end nominal pipe size accommodated

Product Characteristics

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

Body Material: unable to decode
First End Connection Type: threaded internal pipe
First End Style Designator: plain
First End Nominal Pipe Size Accommodated: 0.750 inches
First End Thread Class: 2b
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 Nominal Pipe Size Accommodated: 0.750 inches
Second End Thread Class: 3a
Second End Thread Direction: right-hand
Flow Control Device: disk, flat
Flow Control Device Material: unable to decode
End Connection Quantity: 2
First End Thread Series Designator: npt
First End Nominal Thread Size: 0.750 inches
Second End Nominal Thread Size: 0.750 inches
Second End Thread Series Designator: npt
Surface Treatment: chromium outside

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-405-5697	No Name Available	10/01/1995

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
715A	Vacuum Breaking Valve
715A3-4IN	Vacuum Breaking Valve
8AC	Vacuum Breaking Valve

FAQs

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

What is the FSCG of the NSN 4820-01-301-9077?

The FSCG of the NSN 4820-01-301-9077 is 4820

Does the NSN 4820-01-301-9077 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-301-9077 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 4820-01-301-9077 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-301-9077 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 4820-01-301-9077 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Mon, Jun 5, 1989