448-8D27-65

View detailed technical data, stock status, and sourcing information for: 448-8D27-65
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-797-3959

Item Name Code

05487

Assigment Date

01/01/1962 (64 years ago)

poppet flow control device, 3a 1st end thread class, spring disk loading method, c-130 hercules aircraft. end item identification, right-hand 1st end thread direction

Product Characteristics

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

Thread Class: 3a 1st end
Thread Direction: right-hand 1st end
Flow Control Device: poppet
Disk Loading Method: spring
End Item Identification: c-130 hercules aircraft.
Connection Style: flareless 1st end
Valve Operation Method: automatic
Connection Type: threaded external tube 1st end
Mounting Position: horizontal or vertical
Thread Quantity Per Inch: 16 1st end
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.750 inches 1st end
Seat Angle: 24.0 degrees 1st end
Criticality Code Justification: feat
Nominal Outside Diameter Tube Accommodated: 0.500 inches 1st end
Special Features: weapon system essential. cracking pressure 65 psi.
Material: aluminum alloy seat
Material: aluminum alloy body
Style Designator: straight thru
Thread Series Designator: unf 1st 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
12-159-2	Check Valve
448-8D2-65	Check Valve
448-8D27-65	Check Valve
50.109	Check Valve
50.109-BN	Check Valve
VA021	Check Valve
VA039-1	Check Valve
VA041	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-797-3959?

The FSCG of the NSN 4820-00-797-3959 is 4820

Does the NSN 4820-00-797-3959 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-00-797-3959 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 4820-00-797-3959 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-797-3959 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 4820-00-797-3959 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962