4820-01-451-1751

Find complete technical information, availability, and procurement data for: 4820-01-451-1751
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-451-1751

Item Name Code

40088

Assigment Date

12/08/1997 (28 years ago)

8.250 inches nominal outside diameter, 6.375 inches minimum and 8.000 inches maximum bolt circle diameter, 0.090 inches nominal material thickness, 0.109 inches nominal hole diameter, 1.422 inches nominal overall height

Product Characteristics

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

Hole Diameter: 0.109 inches nominal
Outside Diameter: 8.250 inches nominal
Bolt Circle Diameter: 6.375 inches minimum and 8.000 inches maximum
Overall Height: 1.422 inches nominal
Material Thickness: 0.090 inches nominal
Taper Minor Diameter: 6.750 inches nominal
Taper Major Diameter: 7.500 inches nominal
Bolt Hole Quantity: 36
End Item Identification: aircraft,airlifter c-17a
Material: rubber silicone
Style Designator: special shaped
Supplementary Features: additional material: cloth

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
136732-4	Special Actuator Valve Diaphragm

FAQs

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

What is the FSCG of the NSN 4820-01-451-1751?

The FSCG of the NSN 4820-01-451-1751 is 4820

Does the NSN 4820-01-451-1751 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-451-1751 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 4820-01-451-1751 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-451-1751 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 4820-01-451-1751 was assigned to the Federal Catalog?

It was assigned 28 years ago, on Mon, Dec 8, 1997