4820-01-455-0641

Find complete technical information, availability, and procurement data for: 4820-01-455-0641
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-455-0641

Item Name Code

05488

Assigment Date

04/21/1998 (28 years ago)

poppet flow control device, right-hand all ends thread direction, 3b all ends thread class, spring disk loading method, 350.0 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.

Thread Class: 3b all ends
Thread Direction: right-hand all ends
Flow Control Device: poppet
Disk Loading Method: spring
Maximum Operating Temp: 350.0 fahrenheit single response
Minimum Operating Temp: -20.0 fahrenheit
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded internal tube all ends
Maximum Operating Pressure: 10500.0 pounds per square inch single response
Nominal Thread Size: 0.750 inches all ends
Opening Pressure Setting: 2800.0 pounds per square inch
Nominal Outside Diameter Tube Accommodated: 0.500 inches all ends
Special Features: viton o-ring, stainless steel seat and spring included in high pressure relief valve
Material: steel corrosion resisting body
Media For Which Designed: air single response
Style Designator: straight thru note: to be used for valve bodies of one section only.
Thread Series Designator: unf 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
5332T-8BB-2800	Safety Relief Valve
5793190 FIND 102	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-455-0641?

The FSCG of the NSN 4820-01-455-0641 is 4820

Does the NSN 4820-01-455-0641 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-455-0641 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 4820-01-455-0641 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-455-0641 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 4820-01-455-0641 was assigned to the Federal Catalog?

It was assigned 28 years ago, on Tue, Apr 21, 1998