4820-00-288-6939

Find complete technical information, availability, and procurement data for: 4820-00-288-6939
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-288-6939

Item Name Code

05488

Assigment Date

01/01/1963 (63 years ago)

spring disk loading method, 12 1st end bolt hole quantity, 425.0 fahrenheit single response maximum operating temp, round with holes 1st end flange shape, flange 1st end connection type

Product Characteristics

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

Disk Loading Method: spring
Bolt Hole Quantity: 12 1st end
Maximum Operating Temp: 425.0 fahrenheit single response
Flange Shape: round with holes 1st end
Connection Type: flange 1st end
Adjustable Pressure Range: +4.5 to 5.5 pounds per square inch
Maximum Operating Pressure: 100.0 pounds per square inch single response
Nominal Outside Diameter: 10.125 inches 1st end
Bolt Hole Nominal Diameter: 0.688 inches 1st end
Bolt Circle Nominal Diameter: 8.875 inches 1st end
Flange Face Design: plain 1st end
Special Features: w/lifting lever
Material: copper alloy body
Material: copper alloy flow control device
Material: nickel alloy seat
Material: nickel alloy stem
Media For Which Designed: steam single response
Style Designator: angle

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:

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2801FPC1T018	Safety Relief Valve
40J559PC434	Safety Relief Valve
54604S5001-83769H45ATN65011	Safety Relief Valve
CA148S6100-537815PC434	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-288-6939?

The FSCG of the NSN 4820-00-288-6939 is 4820

Does the NSN 4820-00-288-6939 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-288-6939 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 4820-00-288-6939 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-288-6939 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 4820-00-288-6939 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963