4820-00-891-6632

Find complete technical information, availability, and procurement data for: 4820-00-891-6632
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-891-6632

Item Name Code

16991

Assigment Date

01/18/1967 (59 years ago)

manual valve operation method, 2a all ends thread class, right-hand all ends thread direction, three-way two port 90 degree plug turn flow style, flared (tube) all ends connection style

Product Characteristics

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

Thread Class: 2a all ends
Thread Direction: right-hand all ends
Flow Style: three-way two port 90 degree plug turn
Connection Style: flared (tube) all ends
Valve Operation Method: manual
Connection Type: threaded external tube all ends
Mounting Facility: threaded fastener
Nominal Thread Size: 0.500 inches all ends
Seat Angle: 37.0 degrees all ends
Special Features: furnished item and quantity position indicator 1
Material: copper alloy body
Material: steel corrosion resisting stem
Thread Series Designator: unf all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-308-6708	No Name Available	10/01/1978

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
99077HAX	Plug Cock

FAQs

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

What is the FSCG of the NSN 4820-00-891-6632?

The FSCG of the NSN 4820-00-891-6632 is 4820

Does the NSN 4820-00-891-6632 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-891-6632 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 4820-00-891-6632 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-891-6632 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 4820-00-891-6632 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Wed, Jan 18, 1967