N586

View detailed technical data, stock status, and sourcing information for: N586
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-060-9660

Item Name Code

22113

Assigment Date

06/08/1978 (48 years ago)

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

4.016 inches minimum and 4.031 inches maximum body inside diameter, 0.152 inches nominal seat radius, 2a single threaded portion thread class, 0.141 inches nominal single threaded portion thread length, 5.250 inches nominal flange diameter

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 single threaded portion
Thread Length: 0.141 inches nominal single threaded portion
Flange Diameter: 5.250 inches nominal
Body Inside Diameter: 4.016 inches minimum and 4.031 inches maximum
Seat Radius: 0.152 inches nominal
Flange Seat To Disk End Height: 0.188 inches nominal
Under Flange Height: 0.562 inches nominal
Thread Quantity Per Inch: 12 single threaded portion
Nominal Thread Size: 5.062 inches single threaded portion
Seating Surface Shape: radial
Material: nickel alloy a overall
Material Document And Classification: qq-n-288 fed spec single material response overall
Style Designator: threaded flanged
Thread Series Designator: uns single threaded portion

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
N-586-15	Valve Seat
N586	Valve Seat
NB23038642	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-060-9660?

The FSCG of the NSN 4820-01-060-9660 is 4820

Does the NSN 4820-01-060-9660 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-060-9660 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 4820-01-060-9660 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-060-9660 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 4820-01-060-9660 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Thu, Jun 8, 1978