556-6408040-55

View detailed technical data, stock status, and sourcing information for: 556-6408040-55
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-457-6620

Item Name Code

32528

Assigment Date

07/30/1998 (28 years ago)

A bent hollow item, welded or seamless. It has a round, square or any other cross section, with a continuous periphery. It is primarily designed to convey fluids, gases and/or semisolids. Excludes:items of circular cross section which conform in dimensional characteristics to pipe, metallic; elbow, pipe; elbow, tube; bend, electrical conduit; bend, pipe, return; and bend, tube, return. For items with end fittings on one or both ends, see tube assembly, metal.

6.770 inches nominal overall length, seawolf class ssn end item identification, ball valve type for which designed, grooved features provided, 2.115 inches nominal largest outside diameter

Product Characteristics

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

Overall Length: 6.770 inches nominal
End Item Identification: seawolf class ssn
Largest Outside Diameter: 2.115 inches nominal
Valve Type For Which Designed: ball
Features Provided: grooved
Valve Size For Which Designed: 2.500 inches
Stem Actuating End Type: socket
Material: aluminum 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
211076725	Fluid Valve Stem
556-6408040-55	Fluid Valve Stem
DF330688-FN-55	Fluid Valve Stem

FAQs

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

What is the FSCG of the NSN 4820-01-457-6620?

The FSCG of the NSN 4820-01-457-6620 is 4820

Does the NSN 4820-01-457-6620 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-457-6620 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 4820-01-457-6620 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-457-6620 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 4820-01-457-6620 was assigned to the Federal Catalog?

It was assigned 28 years ago, on Thu, Jul 30, 1998