3201-26689-20-1

View detailed technical data, stock status, and sourcing information for: 3201-26689-20-1
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-286-4356

Item Name Code

22113

Assigment Date

10/01/1988 (37 years ago)

An item which is rigid or semirigid, generally flat and smooth. Its thickness is small in comparison to its length and width. It has data thereon indicating method of operation, maintenance, and/or personnel protection. See also marker, identification; plate, identification; plate, designation; plate set, instruction; decal; and label. For items having the combination function of a plate, instruction and plate, identification, see plate, identification. Excludes:tag,instruction.

0.365 inches minimum and 0.385 inches maximum under flange height, 0.825 inches minimum and 0.826 inches maximum body inside diameter, 12 single threaded portion thread quantity per inch, 1.682 inches minimum and 1.687 inches maximum flange diameter, 0.375 inches minimum and 0.405 inches maximum flange seat to disk end height

Product Characteristics

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

Flange Diameter: 1.682 inches minimum and 1.687 inches maximum
Body Inside Diameter: 0.825 inches minimum and 0.826 inches maximum
Flange Seat To Disk End Height: 0.375 inches minimum and 0.405 inches maximum
Under Flange Height: 0.365 inches minimum and 0.385 inches maximum
Thread Quantity Per Inch: 12 single threaded portion
Nominal Thread Size: 1.312 inches single threaded portion
Material: steel overall
Material Document And Classification: ams 5648 assn std single material response overall
Style Designator: threaded flanged
Thread Series Designator: unj 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
3201-26689-20-1	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-286-4356?

The FSCG of the NSN 4820-01-286-4356 is 4820

Does the NSN 4820-01-286-4356 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-286-4356 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 4820-01-286-4356 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-286-4356 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 4820-01-286-4356 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Sat, Oct 1, 1988