28819-D PIECE 309-2

View detailed technical data, stock status, and sourcing information for: 28819-D PIECE 309-2
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-287-4678

Item Name Code

16989

Assigment Date

10/22/1988 (37 years ago)

An item generally consisting of one or more turns of wire or similar conductive material (in special cases it may be considered as a partial turn). It is specifically designed to concentrate magnetic flux generated by the flow of an electric current, to induce in itself an electromotive force, and to add or subtract inductive reactance in a circuit. It may include tuning devices, integral resistors and capacitors; however, excludes:filter (as modified). For coils wound on resistors which are designed to be inserted into the circuit of a radio frequency stage to suppress high frequency parasitic oscillations, see suppressor, parasitic..

manual valve operation method, right-hand all ends thread direction, plain (tube) all ends connection style, 2a all ends thread class, disk flow control device

Product Characteristics

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

Thread Class: 2a all ends
Thread Direction: right-hand all ends
Flow Control Device: disk
Connection Style: plain (tube) all ends
Valve Operation Method: manual
Connection Type: threaded external tube all ends
Nominal Thread Size: 0.500 inches all ends
Material: copper alloy and manganese body
Material Document And Classification: qq-b-728 fed spec single material response body
Style Designator: straight thru
Thread Series Designator: unf 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
28819-D PIECE 309-2	Poppet Drain Cock

FAQs

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

What is the FSCG of the NSN 4820-01-287-4678?

The FSCG of the NSN 4820-01-287-4678 is 4820

Does the NSN 4820-01-287-4678 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-287-4678 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 4820-01-287-4678 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-287-4678 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 4820-01-287-4678 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Sat, Oct 22, 1988