4820-00-549-4790

Find complete technical information, availability, and procurement data for: 4820-00-549-4790
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-549-4790

Item Name Code

16988

Assigment Date

10/18/1974 (51 years ago)

An electrical fitting with electrical contacts, constructed to be affixed to the end of a cable, conduit, coaxial line, cord or wiring for convenience in joining with other electrical connector(s) or printed wiring board and is not designed to be mounted on a bulkhead, chasses, panel, printed wiring board, or the like. Excludes:jack, telephone; jack, tip; plug, telephone; plug tip; insert, electrical connector; connector body (as modified); and socket, plug-in, electronic components. See also lead assembly, electrical; wiring harness (as modified); and cable assembly (as modified). For items without inserts, see shell, electrical connector.

plain (pipe) 1st end connection style, 0.250 inches 1st end nominal pipe size accommodated, disk or stem flow control device, manual valve operation method, right-hand 1st 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.

Nominal Pipe Size Accommodated: 0.250 inches 1st end
Thread Direction: right-hand 1st end
Flow Control Device: disk or stem
Connection Style: plain (pipe) 1st end
Valve Operation Method: manual
Connection Type: threaded external pipe 1st end
Nominal Thread Size: 0.250 inches 1st end
Material: copper alloy overall
Style Designator: angle
Thread Series Designator: ptf-sae short 1st end

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
066311	Drain Cock

FAQs

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

What is the FSCG of the NSN 4820-00-549-4790?

The FSCG of the NSN 4820-00-549-4790 is 4820

Does the NSN 4820-00-549-4790 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-549-4790 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 4820-00-549-4790 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-549-4790 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 4820-00-549-4790 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Fri, Oct 18, 1974