4820-01-470-0831

Find complete technical information, availability, and procurement data for: 4820-01-470-0831
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-470-0831

Item Name Code

39971

Assigment Date

12/07/1999 (26 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.

flexible shaft mechanical connection type, 4.880 inches nominal housing diameter, w/s code oliver perry class ffg end item identification, 360.0 nominal rotation in deg, flush and welded mounting facility

Product Characteristics

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

Housing Diameter: 4.880 inches nominal
End Item Identification: w/s code oliver perry class ffg
Mechanical Connection Type: flexible shaft
Rotation In Deg: 360.0 nominal
Mounting Facility: flush and welded
Part Name Assigned By Controlling Agency: deck box operator with indication
Special Features: next higher assembly operating gear; provides positive indication for smooth operation of valves through floors, walls, bulkheads and decks
Material: copper alloy and steel
Furnished Items And Quantity: 1 cover and 1 position indicator and 1 sleeve and 1 woodruff key

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
12154-1403	Valve Deck Box Operator

FAQs

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

What is the FSCG of the NSN 4820-01-470-0831?

The FSCG of the NSN 4820-01-470-0831 is 4820

Does the NSN 4820-01-470-0831 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-470-0831 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 4820-01-470-0831 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-470-0831 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 4820-01-470-0831 was assigned to the Federal Catalog?

It was assigned 26 years ago, on Tue, Dec 7, 1999