DS1221-12

View detailed technical data, stock status, and sourcing information for: DS1221-12
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-451-5003

Item Name Code

39665

Assigment Date

05/17/1971 (55 years ago)

A valve with one inlet and one outlet connection with outlet flow parallel to inlet flow. The flow is controlled by the action of a stem which lifts the disk perpendicularly off the center axis of its seat. The stem is at a 90 degree (1.5708 radians) angle to axis of flow. Excludes:valve, stop-check; cock, shutoff, screw stem; and valve, solenoid.

cylindrical shape general characteristics item description

Product Characteristics

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

General Characteristics Item Description: cylindrical shape

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
DS1221-12	Valve Liner

FAQs

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

What is the FSCG of the NSN 4820-00-451-5003?

The FSCG of the NSN 4820-00-451-5003 is 4820

Does the NSN 4820-00-451-5003 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-451-5003 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 4820-00-451-5003 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-451-5003 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 4820-00-451-5003 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Mon, May 17, 1971