8559PC16

View detailed technical data, stock status, and sourcing information for: 8559PC16
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-588-2721

Item Name Code

22113

Assigment Date

01/01/1963 (63 years ago)

An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.

2.375 inches nominal overall height, 45.000 nominal seat angle in deg, 1.500 inches nominal body inside diameter, 2a single threaded portion thread class, 2.000 inches nominal single threaded portion thread length

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: 2.000 inches nominal single threaded portion
Overall Height: 2.375 inches nominal
Body Inside Diameter: 1.500 inches nominal
Seat Angle In Deg: 45.000 nominal
Thread Quantity Per Inch: 14 single threaded portion
Nominal Thread Size: 2.625 inches single threaded portion
Seating Surface Shape: angular
Material: nickel alloy seat
Style Designator: plain threaded
Thread Series Designator: uns single threaded portion

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-786-1780	No Name Available	02/17/1967

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
578-4824-1674857REVALINE7SH1	Valve Seat
8517-16	Valve Seat
8517PC16	Valve Seat
8531-32	Valve Seat
8559-16	Valve Seat
8559PC16	Valve Seat
8571PC25	Valve Seat
9214REVALINE7SH1	Valve Seat
9381LINE2	Valve Seat
A7447-001-128	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-588-2721?

The FSCG of the NSN 4820-00-588-2721 is 4820

Does the NSN 4820-00-588-2721 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-588-2721 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 4820-00-588-2721 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-588-2721 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 4820-00-588-2721 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963