4820-01-103-3263

Find complete technical information, availability, and procurement data for: 4820-01-103-3263
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-103-3263

Item Name Code

05488

Assigment Date

11/12/1980 (45 years ago)

spring disk loading method, right-hand 1st end thread direction, threaded bonnet attachment method, disk flow control device, inside spring bonnet type

Product Characteristics

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

Thread Direction: right-hand 1st end
Flow Control Device: disk
Bonnet Type: inside spring
Bonnet Attachment Method: threaded
Disk Loading Method: spring
Maximum Operating Temp: 250.0 fahrenheit single response
Connection Style: plain (pipe) 1st end
Valve Operation Method: automatic
Connection Type: threaded external pipe 1st end
Maximum Operating Pressure: 200.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches 1st end
Opening Pressure Setting: 130.0 pounds per square inch
Material: copper alloy body
Material: rubber butadiene-acrylonitrile class nbr flow control device
Style Designator: straight thru w/baffle
Thread Series Designator: npt 1st end

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
128AF-2-130/515-343	Safety Relief Valve
128V	Safety Relief Valve
515-343	Safety Relief Valve
A515-343	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-103-3263?

The FSCG of the NSN 4820-01-103-3263 is 4820

Does the NSN 4820-01-103-3263 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-103-3263 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 4820-01-103-3263 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-103-3263 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 4820-01-103-3263 was assigned to the Federal Catalog?

It was assigned 45 years ago, on Wed, Nov 12, 1980