4820-01-502-6556

Find complete technical information, availability, and procurement data for: 4820-01-502-6556
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-502-6556

Item Name Code

35224

Assigment Date

11/15/2002 (23 years ago)

1/2 inch relief valve typ 1771-t end item identification, 700.0 pounds per square inch maximum pressure rating, 165.0 fahrenheit maximum temp rating, disk assembly includes, 1 disk; 1 disk insert; 1 disk plate; 1 disk nut special features, steel corrosion resisting material

Product Characteristics

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

End Item Identification: 1/2 inch relief valve typ 1771-t
Temp Rating: 165.0 fahrenheit maximum
Pressure Rating: 700.0 pounds per square inch maximum
Special Features: disk assembly includes, 1 disk; 1 disk insert; 1 disk plate; 1 disk nut
Material: steel corrosion resisting
Reference Number Differentiating Characteristics: asdifferentiated by: part requires special material control and quality assurance, which support the non-magnetic signature of minesweepers.

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
B14519.003.000	Valve Disk
B14519.003.000VM	Valve Disk
MH106	Valve Disk
MH106 FIND NO. 7	Valve Disk

FAQs

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

What is the FSCG of the NSN 4820-01-502-6556?

The FSCG of the NSN 4820-01-502-6556 is 4820

Does the NSN 4820-01-502-6556 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-502-6556 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 4820-01-502-6556 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-502-6556 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 4820-01-502-6556 was assigned to the Federal Catalog?

It was assigned 23 years ago, on Fri, Nov 15, 2002