DF330661 FN 18

View detailed technical data, stock status, and sourcing information for: DF330661 FN 18
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-350-1705

Item Name Code

32528

Assigment Date

12/11/1991 (34 years ago)

An item usually metallic, threaded or unthreaded, used for securing to or positioning into a mating part. It is designed to be used in a globe, relief, regulator valve and the like as a means of controlling the flow of liquids or gases in a given system. One end may have an integral disk or be designed to accommodate a metallic or nonmetallic disk. The other end is designed for a handwheel, lever, spring, diaphragm and the like for nonpowered operation or to accommodate a gear, solenoid, air motor and the like for powered operation. The handwheel and/or disk may be furnished with the item. Excludes:stem, faucet; and stem, needle valve.

ball valve type for which designed, 4.250 inches nominal overall length, 0.250 inches valve size for which designed, 0.861 inches nominal largest outside diameter, threaded externally stem actuating end type

Product Characteristics

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

Overall Length: 4.250 inches nominal
Largest Outside Diameter: 0.861 inches nominal
Valve Type For Which Designed: ball
Valve Size For Which Designed: 0.250 inches
Stem Actuating End Type: threaded externally
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
211054826	Fluid Valve Stem
556-6408589 FIND 18	Fluid Valve Stem
556-6408589-18	Fluid Valve Stem
DF330661 FN 18	Fluid Valve Stem

FAQs

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

What is the FSCG of the NSN 4820-01-350-1705?

The FSCG of the NSN 4820-01-350-1705 is 4820

Does the NSN 4820-01-350-1705 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-350-1705 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 4820-01-350-1705 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-350-1705 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 4820-01-350-1705 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Wed, Dec 11, 1991