4820-99-983-0407
Valve Seat
4820999830407 999830407 Y1955/2/A3 Y1955/2/A3 ITEM 12 Y1955/2/A3/12 Y1962/2/A3 Y1962/2/A3 ITEM 12 Y1962/2/A3/12
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. View more Valve Seat
Managed by United Kingdom
NSN Created on 18 Dec 1992
Data Last Changed
January 2023
January 2023
NATO Update Count
1
1
NATO Data Quality

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Restrictions 4820-99-983-0407
End Users 4820-99-983-0407
- United Kingdom (ZK)
Approved Sources 4820-99-983-0407
- Part Number
- Manufacturer
- Status
- Y1962/2/A3 ITEM 12
- Manufacturer
- K5206 - Dmi Young & Cunningham Ltd (Active)
- Primary Buy
- Primary Buy
- Y1962/2/A3
- K5206 - Dmi Young & Cunningham Ltd (Active)
- Incomplete Secondary Reference
- Incomplete Secondary Reference
- Y1955/2/A3
- K5206 - Dmi Young & Cunningham Ltd (Active)
- Incomplete Secondary Reference
- Incomplete Secondary Reference
- Y1955/2/A3 ITEM 12
- K5206 - Dmi Young & Cunningham Ltd (Active)
- Secondary Buy
- Secondary Buy
- Y1955/2/A3/12
- K5206 - Dmi Young & Cunningham Ltd (Active)
- Secondary Buy
- Secondary Buy
- Y1962/2/A3/12
- K5206 - Dmi Young & Cunningham Ltd (Active)
- Secondary Buy
- Secondary Buy
- Y1955/2/A3
- K7735 - Young & Cunningham (Glasgow) Ltd (Replaced)
- Canceled/Obsolete
- Canceled/Obsolete
- Y1955/2/A3 ITEM 12
- K7735 - Young & Cunningham (Glasgow) Ltd (Replaced)
- Canceled/Obsolete
- Canceled/Obsolete
- Y1955/2/A3/12
- K7735 - Young & Cunningham (Glasgow) Ltd (Replaced)
- Canceled/Obsolete
- Canceled/Obsolete
- Y1962/2/A3
- K7735 - Young & Cunningham (Glasgow) Ltd (Replaced)
- Canceled/Obsolete
- Canceled/Obsolete
- Y1962/2/A3 ITEM 12
- K7735 - Young & Cunningham (Glasgow) Ltd (Replaced)
- Canceled/Obsolete
- Canceled/Obsolete
- Y1962/2/A3/12
- K7735 - Young & Cunningham (Glasgow) Ltd (Replaced)
- Canceled/Obsolete
- Canceled/Obsolete
NATO Stock Numbers Related to 4820-99-983-0407
4820-22-625-1047 4820-12-197-1981 4820-12-375-4761 4810-19-002-2078 4820-99-411-7717 4820-12-334-1839 4820-12-331-7820 4820-66-127-6673 4810-12-385-6766 4820-12-347-0695 4820-99-526-9939 4820-66-141-2771 4820-99-556-8442 4810-12-315-6887 4810-12-176-6758 4820-98-200-1718 4820-12-701-3681 4820-99-538-9044