6D125

View detailed technical data, stock status, and sourcing information for: 6D125
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-657-1552

Item Name Code

16989

Assigment Date

01/01/1963 (63 years ago)

3a 2nd end thread class, piston flow control device, 2 1st end bolt hole quantity, external seat for gasket seal (boss) 2nd end connection style, right-hand 2nd end thread direction

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 2nd end
Thread Direction: right-hand 2nd end
Flow Control Device: piston
Bolt Hole Quantity: 2 1st end
Connection Style: external seat for gasket seal (boss) 2nd end
Nominal Length: 2.000 inches 1st end
Valve Operation Method: manual
Flange Shape: oval with holes 1st end
Connection Type: flange 1st end
Connection Type: threaded external boss 2nd end
Thread Quantity Per Inch: 18 2nd end
Nominal Thread Size: 0.562 inches 2nd end
Seat Angle: 37.0 degrees 2nd end
Nominal Thickness: 0.125 inches 1st end
Bolt Hole Nominal Diameter: 0.280 inches 1st end
Bolt Circle Nominal Diameter: 1.460 inches 1st end
Flange Face Design: plain 1st end
Material: aluminum alloy 2024 body
Surface Treatment: anodize
Style Designator: straight thru
Thread Series Designator: unj 2nd 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
6D125	Poppet Drain Cock

FAQs

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

What is the FSCG of the NSN 4820-00-657-1552?

The FSCG of the NSN 4820-00-657-1552 is 4820

Does the NSN 4820-00-657-1552 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-657-1552 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 4820-00-657-1552 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-657-1552 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 4820-00-657-1552 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963