26WF11-3 2 1/2I

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-262-0937

Item Name Code

05485

Assigment Date

08/22/1987 (38 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.

disk flow control device, outside screw-yoke bonnet type, 2.500 inches all ends nominal pipe size accommodated, 1200.0 fahrenheit single response maximum operating temp, pressure seal, ring type bonnet attachment method

Product Characteristics

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

Nominal Pipe Size Accommodated: 2.500 inches all ends
Flow Control Device: disk
Bonnet Type: outside screw-yoke
Bonnet Attachment Method: pressure seal, ring type
Maximum Operating Temp: 1200.0 fahrenheit single response
Connection Style: beveled (pipe) all ends
Valve Operation Method: manual
Connection Type: butt weld pipe all ends
Maximum Operating Pressure: 600.0 pounds per square inch single response
Material: steel uns k11572 overall
Material Document And Classification: astm a182 gr 11 assn std single material response body
Media For Which Designed: steam single response
Style Designator: straight thru

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
26WF11-3 2 1/2I	Globe Valve
MC-025-B 26WF11-3 2 1/2IN	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-262-0937?

The FSCG of the NSN 4820-01-262-0937 is 4820

Does the NSN 4820-01-262-0937 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803060

Does NSN 4820-01-262-0937 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 4820-01-262-0937 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-262-0937 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 4820-01-262-0937 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Sat, Aug 22, 1987