4820-01-051-6658

Find complete technical information, availability, and procurement data for: 4820-01-051-6658
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-051-6658

Item Name Code

20520

Assigment Date

12/03/1977 (48 years ago)

flared (tube) 1st end connection style, 0.310 gpm flow rate special features, steel corrosion resisting overall material, threaded external tube all ends connection type, plain (tube) 2nd end connection style

Product Characteristics

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

Connection Style: flared (tube) 1st end
Connection Style: plain (tube) 2nd end
Connection Type: threaded external tube all ends
Special Features: 0.310 gpm flow rate
Material: steel corrosion resisting overall
Material Document And Classification: ams 5643 assn std single material response 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
6F3020-310	Restrictor Check Valve
94934-4-310	Restrictor Check Valve
94934A4-310	Restrictor Check Valve
C7908-4-4-310	Restrictor Check Valve
C7908A4-4-310	Restrictor Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-051-6658?

The FSCG of the NSN 4820-01-051-6658 is 4820

Does NSN 4820-01-051-6658 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 4820-01-051-6658 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-051-6658 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 4820-01-051-6658 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sat, Dec 3, 1977