E9920L51MCP

View detailed technical data, stock status, and sourcing information for: E9920L51MCP
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-262-4176

Item Name Code

05488

Assigment Date

08/28/1987 (38 years ago)

A valve designed to control the flow of a fluid by the rotation of a ported plug or plug sector within a suitable ported seat. The plug requires lubrication for ease of operation or contains a bonded composition seal(s). See also valve, seatless and cock, plug.

disk flow control device, automatic valve operation method, socket with brazing ring all ends connection style, 0.250 inches all ends nominal pipe size accommodated, 150.0 fahrenheit single response maximum operating temp

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: 0.250 inches all ends
Flow Control Device: disk
Maximum Operating Temp: 150.0 fahrenheit single response
Connection Style: socket with brazing ring all ends
Valve Operation Method: automatic
Connection Type: unthreaded internal pipe all ends
Adjustable Pressure Range: +75.0 to 110.0 pounds per square inch
Maximum Operating Pressure: 400.0 pounds per square inch single response
Criticality Code Justification: zzzy
Material: copper alloy body
Material: nickel alloy seat
Material: nickel alloy stem
Material Document And Classification: astm b-61 assn std single material response body
Material Document And Classification: qq-n-281 fed spec single material response seat
Material Document And Classification: qq-n-281 fed spec single material response stem
Media For Which Designed: water-oil-gas single response
Style Designator: straight thru
Reference Number Differentiating Characteristics: cleaning, packaging, and marking iaw the latest revision of mil-std-1330

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
E9920L51M	Safety Relief Valve
E9920L51MCP	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-262-4176?

The FSCG of the NSN 4820-01-262-4176 is 4820

Does the NSN 4820-01-262-4176 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-262-4176 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 4820-01-262-4176 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-262-4176 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 4820-01-262-4176 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Fri, Aug 28, 1987