2620-902-27-1IN

View detailed technical data, stock status, and sourcing information for: 2620-902-27-1IN
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-261-9687

Item Name Code

35224

Assigment Date

06/27/1973 (53 years ago)

0.655 inches nominal flange seat to disk end height, 0.500 inches nominal under flange height, 1.000 inches nominal tip diameter, 0.500 inches nominal shank diameter, 1.438 inches nominal overall height

Product Characteristics

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

Shank Diameter: 0.500 inches nominal
Tip Diameter: 1.000 inches nominal
Overall Height: 1.438 inches nominal
Flange Seat To Disk End Height: 0.655 inches nominal
Under Flange Height: 0.500 inches nominal
Seat Angle: 30.0 degrees nominal
Special Features: bottom guided
Material: nickel alloy
Style Designator: poppet

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-105-1372	No Name Available	07/01/1987
4820-01-197-9020	No Name Available	07/01/1987

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
1889587	Valve Disk
1889587 PIECE 27 1IN	Valve Disk
2620-902 PIECE 27 1IN	Valve Disk
2620-902-27-1IN	Valve Disk
2620-902ASSYBV1IN PIECE27	Valve Disk
302352	Valve Disk
845-1889587ASSYBV1IN PIECE27	Valve Disk

FAQs

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

What is the FSCG of the NSN 4820-00-261-9687?

The FSCG of the NSN 4820-00-261-9687 is 4820

Does the NSN 4820-00-261-9687 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-261-9687 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 4820-00-261-9687 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-261-9687 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 4820-00-261-9687 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Wed, Jun 27, 1973