2620-902ASSYBPC25 1-2IN

View detailed technical data, stock status, and sourcing information for: 2620-902ASSYBPC25 1-2IN
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-051-8366

Item Name Code

22113

Assigment Date

12/05/1977 (48 years ago)

0.500 inches nominal body inside diameter, flat seating surface shape, 0.312 inches nominal under flange height, 0.937 inches nominal flange diameter, 0.108 inches nominal 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: 0.937 inches nominal
Body Inside Diameter: 0.500 inches nominal
Flange Seat To Disk End Height: 0.108 inches nominal
Under Flange Height: 0.312 inches nominal
Seating Surface Shape: flat
Material: nickel alloy overall
Material Document And Classification: qq-n-281,class a fed spec single material response overall
Style Designator: threaded flanged

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-068-3504	No Name Available	08/01/2007
4820-01-345-5675	No Name Available	01/01/2015

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
2110230	Valve Seat
2110230 PIECE 25 1-2IN	Valve Seat
2620-902ASSYBPC25 1-2IN	Valve Seat
2620-902X8 PC25	Valve Seat
70061948	Valve Seat
803-2177934-3XX-19	Valve Seat
803-2177934-X3XX-19	Valve Seat
845-1889587ASSYBPC25 1-2IN	Valve Seat
SS845-2110230 PIECE 25 1-2IN	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-051-8366?

The FSCG of the NSN 4820-01-051-8366 is 4820

Does the NSN 4820-01-051-8366 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-051-8366 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 4820-01-051-8366 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-051-8366 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 4820-01-051-8366 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Mon, Dec 5, 1977