311-221-1-4 SS

View detailed technical data, stock status, and sourcing information for: 311-221-1-4 SS
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-061-5868

Item Name Code

05490

Assigment Date

06/24/1978 (48 years ago)

An item with one mounting end and one free flowing end with a metal to metal valve closure. It is designed to drain fluids from radiators, boilers, and similar items.

0.250 inches 1st end nominal thread size, right-hand 1st end thread direction, manual valve operation method, threaded external pipe 1st end connection type, three-way one port bottom outlet 360 degree plug turn flow style

Product Characteristics

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

Thread Direction: right-hand 1st end
Flow Style: three-way one port bottom outlet 360 degree plug turn
Valve Operation Method: manual
Connection Type: threaded external pipe 1st end
Nominal Thread Size: 0.250 inches 1st end
Thread Series Designator: nptf 1st end

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
311-221-1-4 SS	Plug Valve
311-221-1/4SS	Plug Valve

FAQs

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

What is the FSCG of the NSN 4820-01-061-5868?

The FSCG of the NSN 4820-01-061-5868 is 4820

Does NSN 4820-01-061-5868 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 4820-01-061-5868 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-061-5868 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 4820-01-061-5868 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sat, Jun 24, 1978