4820-01-376-9852

Find complete technical information, availability, and procurement data for: 4820-01-376-9852
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-376-9852

Item Name Code

05488

Assigment Date

07/02/1993 (33 years ago)

A cover designed to protect electrical terminals against damage, shorting and/or grounding. May have provisions for the passage of wire or cable. Excludes:shield, terminal and shield, terminal board.

165.0 fahrenheit single response maximum operating temp, 0.500 inches all ends nominal pipe size accommodated, 434.0 cubic feet per minute valve discharge flow rate, spring disk loading method, disk flow control device

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: 0.500 inches all ends
Flow Control Device: disk
Disk Loading Method: spring
Valve Discharge Flow Rate: 434.0 cubic feet per minute
Maximum Operating Temp: 165.0 fahrenheit single response
End Item Identification: seawolf class ssn
Connection Style: socket all ends
Valve Operation Method: automatic
Connection Type: unthreaded internal pipe all ends
Adjustable Pressure Range: +4001.0 to 5499.0 pounds per square inch
Maximum Operating Pressure: 6000.0 pounds per square inch single response
Criticality Code Justification: zzzy
Opening Pressure Setting: 4900.0 pounds per square inch
Material: nickel alloy flow control device
Material: nickel alloy stem
Material: nickel alloy body
Material Document And Classification: qq-n-281 fed spec single material response body
Material Document And Classification: qq-n-281 fed spec single material response flow control device
Material Document And Classification: qq-n-281 fed spec single material response stem
Media For Which Designed: nitrogen, gaseous single response
Style Designator: angle
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
203578940M	Safety Relief Valve
203578940M CD S	Safety Relief Valve
203578940MCP	Safety Relief Valve
211038573	Safety Relief Valve
211038573CP	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-376-9852?

The FSCG of the NSN 4820-01-376-9852 is 4820

Does the NSN 4820-01-376-9852 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-376-9852 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 4820-01-376-9852 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-376-9852 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 4820-01-376-9852 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Fri, Jul 2, 1993