G15501-17

View detailed technical data, stock status, and sourcing information for: G15501-17
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-287-4042

Item Name Code

05488

Assigment Date

01/01/1963 (63 years ago)

spring disk loading method, 4 1st end bolt hole quantity, 31509.0 pounds per hour valve discharge flow rate, disk flow control device, 8 2nd end 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
Disk Loading Method: spring
Valve Discharge Flow Rate: 31509.0 pounds per hour
Bolt Hole Quantity: 4 1st end
Bolt Hole Quantity: 8 2nd end
Maximum Operating Temp: 900.0 fahrenheit single response
Valve Operation Method: manual
Flange Shape: round with holes 1st end
Flange Shape: round with holes 2nd end
Connection Type: flange 1st end
Connection Type: flange 2nd end
Features Provided: valve stem lock shield
Maximum Operating Pressure: 600.0 pounds per square inch single response
Opening Pressure Setting: 514.0 pounds per square inch
Nominal Outside Diameter: 6.500 inches 2nd end
Nominal Outside Diameter: 7.500 inches 1st end
Nominal Thickness: 0.687 inches 1st end
Nominal Thickness: 1.000 inches 2nd end
Bolt Hole Nominal Diameter: 0.750 inches 2nd end
Bolt Hole Nominal Diameter: 0.750 inches 1st end
Bolt Circle Nominal Diameter: 5.000 inches 2nd end
Bolt Circle Nominal Diameter: 6.000 inches 1st end
Flange Face Design: raised straight 1st end
Flange Face Design: raised straight 2nd end
Raised Face Nominal Height: 0.062 inches 1st end
Raised Face Nominal Height: 0.250 inches 2nd end
Special Features: w/lifting lever
Material: steel body
Material: steel corrosion resisting stem
Material: steel seat
Media For Which Designed: steam single response
Style Designator: angle

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
AGC1S5103-1383539	Safety Relief Valve
G15501-17	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-287-4042?

The FSCG of the NSN 4820-00-287-4042 is 4820

Does the NSN 4820-00-287-4042 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-287-4042 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 4820-00-287-4042 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-287-4042 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 4820-00-287-4042 was assigned to the Federal Catalog?

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