232-003-0002

View detailed technical data, stock status, and sourcing information for: 232-003-0002
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-547-0377

Item Name Code

05487

Assigment Date

10/09/1974 (51 years ago)

A flexible, tubular item of light wall construction. It must have single or multiple layers of nonmetallic material, but may contain metal wire reinforcement, foil type liner, and/or woven or braided cover. It is designed to convey under low pressure gaseous material, such as air and fumes, and light weight solid materials, such as dust, powders, and fibers. For items with couplings, see hose assembly, air duct. For items of sleeve section design rated for high pressure use, see sleeve, seal, coupling. Excludes:hose, nonmetallic.

disk flow control device, right-hand 1st end thread direction, 2a 1st end thread class, right-hand 2nd end thread direction, 2a 2nd end thread class

Product Characteristics

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

Thread Class: 2a 1st end
Thread Class: 2a 2nd end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Flow Control Device: disk
Disk Loading Method: spring
Connection Style: double threaded section boss fitting gasket with locknut sealing, boss 2nd end
Connection Style: flared (tube) 1st end
Valve Operation Method: automatic
Connection Type: threaded external boss 2nd end
Connection Type: threaded external tube 1st end
Mounting Position: vertical
Nominal Thread Size: 0.438 inches 1st end
Nominal Thread Size: 0.438 inches 2nd end
Seat Angle: 37.0 degrees 1st end
Material: aluminum alloy overall
Style Designator: straight thru
Thread Series Designator: unf 1st end
Thread Series Designator: unf 2nd end

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
232-003-0002	Check Valve
P31-691	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-547-0377?

The FSCG of the NSN 4820-00-547-0377 is 4820

Does the NSN 4820-00-547-0377 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-00-547-0377 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 4820-00-547-0377 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-547-0377 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 4820-00-547-0377 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Wed, Oct 9, 1974