4820-01-421-2565

Find complete technical information, availability, and procurement data for: 4820-01-421-2565
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-421-2565

Item Name Code

45484

Assigment Date

11/03/1995 (30 years ago)

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

4 bolt hole quantity, rectangular flange shape, 1.375 inches flange length, 4910-01-239-0022,support equipment,c-17a aircraft end item identification, 1.375 inches flange width

Product Characteristics

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

Bolt Hole Quantity: 4
Flange Width: 1.375 inches
End Item Identification: 4910-01-239-0022,support equipment,c-17a aircraft
Flange Shape: rectangular
Flange Length: 1.375 inches
Bolt Hole Nominal Diameter: 0.189 inches
Nominal Center Hole Diameter: 1.055 inches
Material: aluminum alloy
Material Document And Classification: qq-a-225/6 fed spec single material response
Surface Treatment: anodize
Surface Treatment Document And Classification: mil-a-8625d,type iii mil spec single treatment response

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
881905	Valve Gland Flange
881905-2	Valve Gland Flange

FAQs

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

What is the FSCG of the NSN 4820-01-421-2565?

The FSCG of the NSN 4820-01-421-2565 is 4820

Does the NSN 4820-01-421-2565 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-421-2565 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 4820-01-421-2565 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-421-2565 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 4820-01-421-2565 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Fri, Nov 3, 1995