5557344 14-21,4

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-121-9551

Item Name Code

05488

Assigment Date

11/11/1981 (44 years ago)

steel corrosion resisting overall material

Product Characteristics

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

Material: steel corrosion resisting overall

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
47887-4 PIECE 1 THRU 10	Safety Relief Valve
5557344 14-21,4	Safety Relief Valve
D-42219 PC 1,3-	Safety Relief Valve
D3-167	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-121-9551?

The FSCG of the NSN 4820-01-121-9551 is 4820

Does the NSN 4820-01-121-9551 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-121-9551 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 4820-01-121-9551 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-121-9551 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 4820-01-121-9551 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Wed, Nov 11, 1981