4820-01-418-4098

Find complete technical information, availability, and procurement data for: 4820-01-418-4098
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-418-4098

Item Name Code

05489

Assigment Date

08/25/1995 (30 years ago)

A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes:shaft(1), straight; and axle(1), straight.

8 all ends bolt hole quantity, packing retaining bonnet type, pressed-in renewable seat ring type, weapons system th - strategic sealift conversion ships class end item identification, manual valve operation method

Product Characteristics

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

Bonnet Type: packing retaining
Renewable Seat Ring Type: pressed-in
Bolt Hole Quantity: 8 all ends
End Item Identification: weapons system th - strategic sealift conversion ships class
Valve Operation Method: manual
Flange Shape: round with holes all ends
Connection Type: flange all ends
Mounting Facility: bracket
Valve Size: 6.000 inches
Face To Face Distance: 2.1562 inches
Nominal Thickness: 2.125 inches all ends
Bolt Circle Nominal Diameter: 9.500 inches all ends
Flange Face Design: raised straight all ends
Material: copper alloy 630 body
Material: nickel alloy flow control device
Material: nickel alloy stem
Material: rubber butadiene class br packing
Material: rubber butadiene class br seat
Material Document And Classification: astm-b-164 assn std single material response stem
Material Document And Classification: mil-b-24480 mil spec single material response and astm b148-c968 assn std single material response body
Material Document And Classification: qq-n-288 fed spec single material response flow control device
Media For Which Designed: water, salt single response
Style Designator: straight thru flanged ends
Furnished Items And Quantity: 1 bushing

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
129-1 AND D129-	Butterfly Valve
941-703-060-129-062	Butterfly Valve
D129-6-941 6IN	Butterfly Valve

FAQs

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

What is the FSCG of the NSN 4820-01-418-4098?

The FSCG of the NSN 4820-01-418-4098 is 4820

Does the NSN 4820-01-418-4098 have a Schedule B code assigned?

Yes, the Schedule B code is 8481805090

Does NSN 4820-01-418-4098 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 4820-01-418-4098 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-418-4098 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 4820-01-418-4098 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Fri, Aug 25, 1995