4820-01-653-1250

Find complete technical information, availability, and procurement data for: 4820-01-653-1250
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-653-1250

Item Name Code

05488

Assigment Date

03/11/2016 (10 years ago)

A cylindrical item with one end designed to mate with the piston of a linear actuating cylinder. The external end is designed for the attachment of a connection or the connection may be an integral part of the rod. The rod is designed to extend through a linear actuating cylinder cap, or the like.

disk flow control device, spring disk loading method, inside spring bonnet type, threaded bonnet attachment method, 3 all ends bolt hole quantity

Product Characteristics

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

Flow Control Device: disk
Bonnet Type: inside spring
Bonnet Attachment Method: threaded
Disk Loading Method: spring
Bolt Hole Quantity: 3 all ends
Maximum Operating Temp: 150.00 fahrenheit 1st response
Maximum Operating Temp: 425.00 fahrenheit 2nd response
Valve Operation Method: manual
Flange Shape: round with holes all ends
Connection Type: flange all ends
Valve Size: 0.50 inches
Adjustable Pressure Range: +13.00 to 23.00 pounds per square inch
Maximum Operating Pressure: 100.00 pounds per square inch 2nd response
Maximum Operating Pressure: 150.00 pounds per square inch 1st response
Nominal Outside Diameter: 3.25 inches all ends
First Connection Face To Centerline Distance: 2.50 inches
Bolt Hole Nominal Diameter: 0.563 inches all ends
Second Connection Face To Centerline Distance: 2.38 inches
Bolt Circle Nominal Diameter: 2.44 inches all ends
Flange Face Design: recessed straight all ends
Part Name Assigned By Controlling Agency: valve, angle relief
Material: bronze body
Material: steel comp 316 stem
Media For Which Designed: liquid single response
Style Designator: angle flanged 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
BASGG03SCC-A100	Safety Relief Valve
D50-0129	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-653-1250?

The FSCG of the NSN 4820-01-653-1250 is 4820

Does the NSN 4820-01-653-1250 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-653-1250 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 4820-01-653-1250 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-653-1250 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 4820-01-653-1250 was assigned to the Federal Catalog?

It was assigned 10 years ago, on Fri, Mar 11, 2016