255551 PIECE 2L1

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-240-9233

Item Name Code

77777

Assigment Date

09/20/1986 (39 years ago)

An item usually metallic, threaded or unthreaded, used for securing to or positioning into a mating part. It is designed to be used in a globe, relief, regulator valve and the like as a means of controlling the flow of liquids or gases in a given system. One end may have an integral disk or be designed to accommodate a metallic or nonmetallic disk. The other end is designed for a handwheel, lever, spring, diaphragm and the like for nonpowered operation or to accommodate a gear, solenoid, air motor and the like for powered operation. The handwheel and/or disk may be furnished with the item. Excludes:stem, faucet; and stem, needle valve.

quality control in accordance with navships 0948-045-7010 material identification and control instruction for level 1 items reference number differentiating characteristics, zzzy criticality code justification

Product Characteristics

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

Criticality Code Justification: zzzy
Reference Number Differentiating Characteristics: quality control in accordance with navships 0948-045-7010 material identification and control instruction for level 1 items

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
255551 PIECE 2	Seat Retaining Plug
255551 PIECE 2L1	Seat Retaining Plug

FAQs

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

What is the FSCG of the NSN 4820-01-240-9233?

The FSCG of the NSN 4820-01-240-9233 is 4820

Does NSN 4820-01-240-9233 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 4820-01-240-9233 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-240-9233 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 4820-01-240-9233 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sat, Sep 20, 1986