1027V-4IN

View detailed technical data, stock status, and sourcing information for: 1027V-4IN
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-438-5390

Item Name Code

05481

Assigment Date

11/12/1996 (29 years ago)

automatic valve operation method, ball flow control device, 4 in. inverted vent check valve, incl flame screen; strategic sealift conversion ships class end item identification, 4.000 inches all ends nominal pipe size accommodated, beveled (pipe) 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.

Nominal Pipe Size Accommodated: 4.000 inches all ends
Flow Control Device: ball
End Item Identification: 4 in. inverted vent check valve, incl flame screen; strategic sealift conversion ships class
Connection Style: beveled (pipe) all ends
Valve Operation Method: automatic
Connection Type: butt weld pipe all ends
Material: steel body

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
1027V-4IN	Float Valve

FAQs

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

What is the FSCG of the NSN 4820-01-438-5390?

The FSCG of the NSN 4820-01-438-5390 is 4820

Does the NSN 4820-01-438-5390 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803090

Does NSN 4820-01-438-5390 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 4820-01-438-5390 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-438-5390 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 4820-01-438-5390 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Tue, Nov 12, 1996