4820-01-418-4620

Find complete technical information, availability, and procurement data for: 4820-01-418-4620
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-418-4620

Item Name Code

32528

Assigment Date

08/28/1995 (30 years ago)

A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.

5.580 inches nominal overall length, ball valve type for which designed, 1.863 inches nominal largest outside diameter, slotted stem actuating end type, seawolf class ssn end item identification

Product Characteristics

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

Overall Length: 5.580 inches nominal
End Item Identification: seawolf class ssn
Largest Outside Diameter: 1.863 inches nominal
Valve Type For Which Designed: ball
Stem Actuating End Type: slotted
Special Features: for ball valve
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
218013023	Fluid Valve Stem
556-6406595 MDBC-A14	Fluid Valve Stem
556-6406595-MDB	Fluid Valve Stem
556-6406595-MDBC-B14	Fluid Valve Stem
C791-5501 FN MDBC-A14	Fluid Valve Stem
DF2300-4658 FN MDBC-A14	Fluid Valve Stem

FAQs

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

What is the FSCG of the NSN 4820-01-418-4620?

The FSCG of the NSN 4820-01-418-4620 is 4820

Does the NSN 4820-01-418-4620 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-418-4620 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 4820-01-418-4620 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-418-4620 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 4820-01-418-4620 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Mon, Aug 28, 1995