2249B2MM

View detailed technical data, stock status, and sourcing information for: 2249B2MM
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-162-4282

Item Name Code

05487

Assigment Date

11/05/1971 (54 years ago)

A straight fitting 12 inches (304 mm) long or under having the same or different type pipe connection of the same size on both ends. It is designed to join a pipe or pipe fitting to another pipe or pipe fitting. Excludes:fittings with threaded external connections on both ends. See also nipple, pipe.

250.0 fahrenheit single response maximum operating temp, plain (pipe) all ends connection style, poppet flow control device, spring disk loading method, right-hand all ends thread direction

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
Flow Control Device: poppet
Disk Loading Method: spring
Maximum Operating Temp: 250.0 fahrenheit single response
Connection Style: plain (pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded external pipe all ends
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 250.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches all ends
Material: copper alloy body
Media For Which Designed: air 1st response
Media For Which Designed: helium 4th response
Media For Which Designed: hydraulic fluid, mineral base 5th response
Media For Which Designed: hydrogen 2nd response
Media For Which Designed: nitrogen, gaseous 3rd response
Style Designator: straight thru
Thread Series Designator: nptf 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
11242054-1	Check Valve
2249B2MM	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-162-4282?

The FSCG of the NSN 4820-00-162-4282 is 4820

Does the NSN 4820-00-162-4282 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-00-162-4282 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 4820-00-162-4282 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-162-4282 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 4820-00-162-4282 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, Nov 5, 1971