4820-99-338-7778
Valve Seat
4820993387778 993387778 Y1899/1/A4 ITEM 2 1649/A ITEM 2 Y1899/1/A4 Y1899/1/A4/2
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
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Managed by United Kingdom
NSN Created on 28 Nov 1991
Data Last Changed
January 2023
January 2023
NATO Update Count
1
1
NATO Data Quality

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ITEM Y1899/1/A4/2 1649/A ITEM 2 Y1899/1/A4 Y1899/1/A4 ITEM 2 A replaceable item designed to provide
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ITEM 2 1649/A ITEM 2 Y1899/1/A4 Y1899/1/A4/2 A replaceable item designed to provide a stationary
Seat4820993387778 993387778 Y1899/1/A4 ITEM 2 1649/A ITEM 2Y1899/1/A4Y1899/1/A4/2 A replaceable item
ITEM 2 1649/A ITEM 2 Y1899/1/A4 Y1899/1/A4/2 A replaceable item designed to provide a stationary
Seat4820993387778 993387778 Y1899/1/A4 ITEM 2 1649/A ITEM 2Y1899/1/A4Y1899/1/A4/2 A replaceable item
ITEM 3 1649/A ITEM 3 Y1899/1/A4 A deformable material which prevents the passage of matter through
Valve Seat 4820993387778 993387778 how to enable JavaScript in your web browser . 4820-99-338-7778Valve
Seat4820993387778 993387778 Y1899/1/A4 ITEM 2 1649/A ITEM 2 Y1899/1/A4Y1899/1/A4/2 A replaceable item
Valve Seat 4820993387778 993387778 how to enable JavaScript in your web browser . 4820-99-338-7778Valve
Seat4820993387778 993387778 Y1899/1/A4 ITEM 2 1649/A ITEM 2 Y1899/1/A4Y1899/1/A4/2 A replaceable item
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Seat4820993387778 993387778 Y1899/1/A4 ITEM 2 1649/A ITEM 2 Y1899/1/A4Y1899/1/A4/2 A replaceable item
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Seat4820993387778 993387778 Y1899/1/A4 ITEM 2 1649/A ITEM 2 Y1899/1/A4Y1899/1/A4/2 A replaceable item
Restrictions 4820-99-338-7778
End Users 4820-99-338-7778
- United Kingdom (ZK)
Approved Sources 4820-99-338-7778
- Part Number
- Manufacturer
- Status
- Y1899/1/A4 ITEM 2
- Manufacturer
- K7735 - Young & Cunningham (Glasgow) Ltd (Replaced)
- Incomplete Reference
- Incomplete Reference
- 1649/A ITEM 2
- K5206 - Dmi Young & Cunningham Ltd (Active)
- Incomplete Secondary Reference
- Incomplete Secondary Reference
- Y1899/1/A4
- K7735 - Young & Cunningham (Glasgow) Ltd (Replaced)
- Incomplete Secondary Reference
- Incomplete Secondary Reference
- Y1899/1/A4/2
- K7735 - Young & Cunningham (Glasgow) Ltd (Replaced)
- Incomplete Secondary Reference
- Incomplete Secondary Reference
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