4820-01-346-9653

Find complete technical information, availability, and procurement data for: 4820-01-346-9653
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-346-9653

Item Name Code

05487

Assigment Date

10/12/1991 (34 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.

threaded internal pipe all ends connection type, automatic valve operation method, disk flow control device, plain, optional end (pipe) all ends connection style, 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 Direction: right-hand all ends
Flow Control Device: disk
Connection Style: plain, optional end (pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded internal pipe all ends
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 150.0 pounds per square inch single response
Nominal Thread Size: 1.000 inches all ends
Material: copper alloy 836 body
Material: plastic polytetrafluoroethylene flow control device
Media For Which Designed: steam single response
Style Designator: straight thru
Thread Series Designator: npt all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-444-8771	No Name Available	02/01/2015

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
1B946 1IN	Check Valve
1B946 1IN CC 14448	Check Valve
510-T 1.00IPS	Check Valve
510T-100	Check Valve
510T-100 CC	Check Valve
510T-700-100	Check Valve
IB946 1IN	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-346-9653?

The FSCG of the NSN 4820-01-346-9653 is 4820

Does the NSN 4820-01-346-9653 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-01-346-9653 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 4820-01-346-9653 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-346-9653 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 4820-01-346-9653 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Sat, Oct 12, 1991