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V1820X — VALVE,POPPET,ENGINE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

V1820X: VALVE,POPPET,ENGINE.

The VALVE,POPPET,ENGINE is a the manufacturer industrial component. Key specifications include head_style: MUSHROOM, stem_style: GROOVED, stem_length: 5.4218 INCHES NOMINAL IN, stem_diameter: 0.3410 INCHES NOMINAL IN, outside_diameter: 1.3593 INCHES NOMINAL IN, seat_angle_in_deg: 45.0. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-354-0905, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
V1820X
NSN: 2805-00-354-0905
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 59875 — EATON CORP DBA EATON AEROSPACE JACKSON (USA)
SPECIFICATIONS
head_styleMUSHROOM
stem_styleGROOVED
stem_length5.4218 INCHES NOMINAL IN
stem_diameter0.3410 INCHES NOMINAL IN
outside_diameter1.3593 INCHES NOMINAL IN
seat_angle_in_deg45.0
carbon_relief_grooveNOT INCLUDED
NSN2805-00-354-0905
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available VALVE,POPPET,ENGINE TITLE COMPONENT PN V1820X MFR VALVE,POPPET,ENGINE
KEY FEATURES
•
STEM DIAMETER: 0.3410 INCHES NOMINAL IN
•
STEM LENGTH: 5.4218 INCHES NOMINAL IN
•
SEAT ANGLE IN DEG: 45.0
•
OUTSIDE DIAMETER: 1.3593 INCHES NOMINAL IN
•
STEM STYLE: GROOVED
•
HEAD STYLE: MUSHROOM
•
CARBON RELIEF GROOVE: NOT INCLUDED
TECHNICAL CHARACTERISTICS
STEM DIAMETER0.3410 INCHES NOMINAL IN
STEM LENGTH5.4218 INCHES NOMINAL IN
SEAT ANGLE IN DEG45.0
OUTSIDE DIAMETER1.3593 INCHES NOMINAL IN
STEM STYLEGROOVED
HEAD STYLEMUSHROOM
CARBON RELIEF GROOVENOT INCLUDED
SUBSTITUTES & CROSS-REFERENCES 7
V1238Reference document
Same NSN cross-reference
Reference document — Secondary reference
5022IReference document
Same NSN cross-reference
Reference document — Secondary reference
7HA6507Reference document
Same NSN cross-reference
Reference document — Secondary reference
V1371NReference document
Same NSN cross-reference
Reference document — Secondary reference
T1820Reference document
Same NSN cross-reference
Reference document — Secondary reference
VI962Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is V1820X?
V1820X is a VALVE,POPPET,ENGINE.
What parts can replace V1820X?
There are 7 known substitutes for V1820X: V1238, 5022I, 7HA6507 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for V1820X?
V1820X is cataloged in the U.S. Government catalog under NSN 2805-00-354-0905. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.