4820-00-128-9797

Find complete technical information, availability, and procurement data for: 4820-00-128-9797
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-128-9797

Item Name Code

35934

Assigment Date

12/04/1968 (57 years ago)

A valve with an outlet end connection, straight thru or at an angle. The flow of liquid or gases may be controlled by the action of stem which lifts the disks perpendicularly off the center axis of its seat or by rotation of a suitable ported seat. This valve has a connection facility which is saddled over a line and bolted, may be line drilled or line self piercing.

right-hand all ends thread direction, manual valve operation method, needle flow control device, flared (tube) all ends connection style, 3a all ends thread class

Product Characteristics

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

Thread Class: 3a all ends
Thread Direction: right-hand all ends
Flow Control Device: needle
Connection Style: flared (tube) all ends
Valve Operation Method: manual
Connection Type: threaded external tube all ends
Nominal Thread Size: 0.438 inches all ends
Seat Angle: 45.0 degrees all ends
Special Features: for 3/8,1/2,or 5/8 in. tube od
Material: aluminum body
Style Designator: angle plain strap type line piercing
Thread Series Designator: unf all ends
Furnished Items And Quantity: 1 reducer

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
BPV21	Saddle Valve

FAQs

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

What is the FSCG of the NSN 4820-00-128-9797?

The FSCG of the NSN 4820-00-128-9797 is 4820

Does the NSN 4820-00-128-9797 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-00-128-9797 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 4820-00-128-9797 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-128-9797 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 4820-00-128-9797 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Wed, Dec 4, 1968