CB1S4700-20PC501T0506

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-202-8221

Item Name Code

05488

Assigment Date

01/01/1963 (63 years ago)

0.375 inches all ends nominal pipe size accommodated, plain (pipe) all ends connection style, right-hand all ends thread direction, spring disk loading method, poppet 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: 0.375 inches all ends
Thread Direction: right-hand all ends
Flow Control Device: poppet
Disk Loading Method: spring
Connection Style: plain (pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded external pipe all ends
Thread Quantity Per Inch: 18 1st end
Nominal Thread Size: 0.375 inches all ends
Opening Pressure Setting: 20.0 pounds per square inch
Material: copper alloy body
Material: copper alloy seat
Material: steel stem
Style Designator: angle
Thread Series Designator: npt all ends

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D15-649-501T0506-512	Safety Relief Valve
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D15-649BPC501T0506	Safety Relief Valve
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D15-653APC501T0506	Safety Relief Valve
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D15-675APC501T0506	Safety Relief Valve
D15-675BPC501T0506	Safety Relief Valve
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D15-675MPC501T0506	Safety Relief Valve
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D15-683APC501T0506-508	Safety Relief Valve
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DD445S4601-249PC1PC501T0506	Safety Relief Valve
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FAQs

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

What is the FSCG of the NSN 4820-00-202-8221?

The FSCG of the NSN 4820-00-202-8221 is 4820

Does the NSN 4820-00-202-8221 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-202-8221 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 4820-00-202-8221 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-202-8221 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 4820-00-202-8221 was assigned to the Federal Catalog?

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