MDL78 4.00IPS

View detailed technical data, stock status, and sourcing information for: MDL78 4.00IPS
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-447-3611

Item Name Code

05487

Assigment Date

08/04/1997 (29 years ago)

disk flow control device, 8 all ends bolt hole quantity, automatic valve operation method, strategic sealift conversion ships class end item identification, weight disk loading method

Product Characteristics

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

Flow Control Device: disk
Disk Loading Method: weight
Bolt Hole Quantity: 8 all ends
End Item Identification: strategic sealift conversion ships class
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Mounting Position: horizontal or vertical
Valve Size: 4.000 inches
Nominal Outside Diameter: 9.000 inches all ends
Face To Face Distance: 13.000 inches
Nominal Thickness: 0.940 inches all ends
Bolt Hole Nominal Diameter: 0.750 inches all ends
Bolt Circle Nominal Diameter: 7.500 inches all ends
Flange Face Design: plain all ends
Part Name Assigned By Controlling Agency: swing check valve, model 78
Material: iron cast body
Material Document And Classification: astm a126 assn std single material response body
Style Designator: straight thru flanged ends

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
MDL78 4.00IPS	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-447-3611?

The FSCG of the NSN 4820-01-447-3611 is 4820

Does the NSN 4820-01-447-3611 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302010

Does NSN 4820-01-447-3611 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 4820-01-447-3611 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-447-3611 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 4820-01-447-3611 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Mon, Aug 4, 1997