SB-2403-A-B

View detailed technical data, stock status, and sourcing information for: SB-2403-A-B
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-256-8957

Item Name Code

05483

Assigment Date

06/09/1987 (39 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

right-hand all ends thread direction, plain (pipe) all ends connection style, inside screw bonnet type, union bonnet attachment method, manual valve operation method

Product Characteristics

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

Thread Direction: right-hand all ends
Bonnet Type: inside screw
Bonnet Attachment Method: union
Connection Style: plain (pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Nominal Thread Size: 0.250 inches all ends
Material: copper alloy body
Style Designator: angle
Thread Series Designator: npt all ends

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
B-IVS4-A	Angle Valve
SB-2403	Angle Valve
SB-2403-A-B	Angle Valve

FAQs

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

What is the FSCG of the NSN 4820-01-256-8957?

The FSCG of the NSN 4820-01-256-8957 is 4820

Does NSN 4820-01-256-8957 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 4820-01-256-8957 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-256-8957 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 4820-01-256-8957 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Tue, Jun 9, 1987