L53300-20FF

View detailed technical data, stock status, and sourcing information for: L53300-20FF
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-024-4667

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.

4 all ends bolt hole quantity, 2.188 inches all ends nominal width, poppet flow control device, 2.188 inches all ends nominal length, spring 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: poppet
Disk Loading Method: spring
Bolt Hole Quantity: 4 all ends
Nominal Width: 2.188 inches all ends
Nominal Length: 2.188 inches all ends
Valve Operation Method: automatic
Flange Shape: rectangular with holes all ends
Connection Type: flange all ends
Mounting Position: horizontal or vertical
Valve Size: 1.091 inches
Face To Face Distance: 2.500 inches
Nominal Thickness: 0.300 inches all ends
Bolt Hole Nominal Diameter: 0.250 inches all ends
Center To Center Nominal Distance Between Bolt Holes Along Length: 1.656 inches all ends
Center To Center Nominal Distance Between Bolt Holes Along Width: 1.656 inches all ends
Flange Face Design: plain all ends
Special Features: flange mtg holes thd 0.250-28unf-3b
Material: aluminum alloy body
Material: steel flow control device
Material Document And Classification: qq-a-225/8,alloy 6061 fed spec single material response body
Material Document And Classification: qq-s-764,comp 303-canceled fed spec single material response 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
GV500LT20FF	Check Valve
L53300-20FF	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-024-4667?

The FSCG of the NSN 4820-00-024-4667 is 4820

Does the NSN 4820-00-024-4667 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-00-024-4667 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 4820-00-024-4667 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-024-4667 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 4820-00-024-4667 was assigned to the Federal Catalog?

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