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4820-01-718-8516

Safety Relief Valve

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Official Item Classification

Name
Safety Relief Valve
(NSN) National Stock Number
4820-01-718-8516
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
05488
(FIIG) Federal Item Identification Guide
A046B0
Date
03/21/2024 (2 years ago)

400.0 pounds per square inch gage nominal power drive operating pressure, 0.50 inches 1st end nominal thread size, threaded internal pipe 2nd end connection type, threaded internal pipe 1st end connection type, 115.0 celsius single response maximum operating temp

Specs & Compatibility

Maximum Operating Temp

115.0 celsius single response

Connection Type

threaded internal pipe 1st end

Connection Type

threaded internal pipe 2nd end

Power Drive Operating Pressure

400.0 pounds per square inch gage nominal

Nominal Thread Size

0.50 inches 1st end

Nominal Thread Size

0.75 inches 2nd end

Part Name Assigned By Controlling Agency

pressure-relief valve

Material

iron body

Material

steel corrosion resisting seat

Thread Series Designator

npt 2nd end

Thread Series Designator

npt 1st end

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0005488

Related Hardware Products

Part Number Description
H5600A Safety Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-718-8516?
The FSCG of the NSN 4820-01-718-8516 is 4820
Does the NSN 4820-01-718-8516 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-718-8516 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 4820-01-718-8516 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-718-8516 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 4820-01-718-8516 was assigned to the Federal Catalog?
It was assigned 2 years ago, on Thu, Mar 21, 2024