4820-01-141-1340

Find complete technical information, availability, and procurement data for: 4820-01-141-1340
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-141-1340

Item Name Code

05487

Assigment Date

10/24/1982 (43 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

4 all ends bolt hole quantity, spring disk loading method, disk flow control device, 3.953 inches all ends nominal width, 4.575 inches all ends nominal length

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: spring
Bolt Hole Quantity: 4 all ends
Nominal Width: 3.953 inches all ends
Nominal Length: 4.575 inches all ends
Valve Operation Method: automatic
Flange Shape: rectangular with holes all ends
Connection Type: flange all ends
Mounting Facility: threaded fastener
Mounting Position: horizontal or vertical
Valve Size: 0.750 inches
Face To Face Distance: 1.890 inches
Nominal Thickness: 1.525 inches all ends
Bolt Hole Nominal Diameter: 0.656 inches all ends
Center To Center Nominal Distance Between Bolt Holes Along Length: 3.188 inches all ends
Center To Center Nominal Distance Between Bolt Holes Along Width: 2.563 inches all ends
Flange Face Design: recessed straight all ends
Material: rubber packing
Material: steel body
Material: steel flow control device
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
C5G-815-S19 20 PSI	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-141-1340?

The FSCG of the NSN 4820-01-141-1340 is 4820

Does the NSN 4820-01-141-1340 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-01-141-1340 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 4820-01-141-1340 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-141-1340 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 4820-01-141-1340 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Sun, Oct 24, 1982