4820-00-287-3148

Find complete technical information, availability, and procurement data for: 4820-00-287-3148
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-287-3148

Item Name Code

05488

Assigment Date

01/01/1963 (63 years ago)

inside spring bonnet type, plug flow control device, threaded bonnet attachment method, right-hand all ends thread direction, 2.500 inches 1st end nominal pipe size accommodated

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: 2.500 inches 1st end
Thread Direction: right-hand all ends
Flow Control Device: plug
Bonnet Type: inside spring
Bonnet Attachment Method: threaded
Disk Loading Method: spring
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded internal pipe all ends
Features Provided: valve stem lock shield and bonnet packing and pressure tight outlet side
Thread Quantity Per Inch: 8 all ends
Nominal Thread Size: 2.500 inches all ends
Opening Pressure Setting: 50.0 pounds per square inch
Special Features: w/lock type cap over adjusting screw
Material: copper alloy body
Material: copper alloy seat
Material: copper alloy stem
Material: steel flow control device
Style Designator: angle
Thread Series Designator: npt 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
174SIZE2 1-2	Safety Relief Valve
WD151	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-287-3148?

The FSCG of the NSN 4820-00-287-3148 is 4820

Does the NSN 4820-00-287-3148 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-287-3148 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 4820-00-287-3148 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-287-3148 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 4820-00-287-3148 was assigned to the Federal Catalog?

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