L53300-20FB

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-024-4692

Item Name Code

05487

Assigment Date

10/12/1972 (53 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.

poppet flow control device, 4 1st end bolt hole quantity, 2.188 inches 1st end nominal width, plain (tube) all ends connection style, 2.188 inches 1st end 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: poppet
Bolt Hole Quantity: 4 1st end
Connection Style: plain (tube) all ends
Nominal Width: 2.188 inches 1st end
Nominal Length: 2.188 inches 1st end
Valve Operation Method: automatic
Flange Shape: rectangular with holes 1st end
Connection Type: flange 1st end
Connection Type: unthreaded external tube 2nd end
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 150.0 pounds per square inch single response
Nominal Thickness: 0.300 inches 1st end
Bolt Hole Nominal Diameter: 0.250 inches 1st end
Center To Center Nominal Distance Between Bolt Holes Along Length: 1.656 inches 1st end
Center To Center Nominal Distance Between Bolt Holes Along Width: 1.656 inches 1st end
Flange Face Design: plain all ends
Nominal Outside Diameter Tube Accommodated: 1.250 inches all ends
Special Features: four thd bolt holes;1/4-28 unf,class 3b thd size
Material: aluminum alloy body
Material: steel corrosion resisting flow control device
Media For Which Designed: fuel/oil, hydrocarbon single response
Style Designator: straight thru

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
GV500LT20FB	Check Valve
L53300-20FB	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-024-4692?

The FSCG of the NSN 4820-00-024-4692 is 4820

Does the NSN 4820-00-024-4692 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-00-024-4692 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 4820-00-024-4692 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-024-4692 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 4820-00-024-4692 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Thu, Oct 12, 1972