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1557341 — VALVE,POPPET,ENGINE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1557341: VALVE,POPPET,ENGINE.

The VALVE,POPPET,ENGINE is a the manufacturer industrial component. Key specifications include head_style: MUSHROOM, stem_style: DOUBLE GROOVED, stem_length: 4.7500 INCHES NOMINAL IN, stem_diameter: 0.3715 INCHES NOMINAL IN, outside_diameter: 1.4062 INCHES NOMINAL IN, seat_angle_in_deg: 45.0. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-701-3598, 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
1557341
NSN: 2805-00-701-3598
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 12204 — CHRYSLER REALTY COMPANY LLC DBA DAIMLER CHRYSLER (USA)
SPECIFICATIONS
head_styleMUSHROOM
stem_styleDOUBLE GROOVED
stem_length4.7500 INCHES NOMINAL IN
stem_diameter0.3715 INCHES NOMINAL IN
outside_diameter1.4062 INCHES NOMINAL IN
seat_angle_in_deg45.0
carbon_relief_grooveNOT INCLUDED
NSN2805-00-701-3598
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available VALVE,POPPET,ENGINE TITLE COMPONENT PN 1557341 MFR VALVE,POPPET,ENGINE
KEY FEATURES
•
STEM DIAMETER: 0.3715 INCHES NOMINAL IN
•
STEM LENGTH: 4.7500 INCHES NOMINAL IN
•
SEAT ANGLE IN DEG: 45.0
•
OUTSIDE DIAMETER: 1.4062 INCHES NOMINAL IN
•
STEM STYLE: DOUBLE GROOVED
•
HEAD STYLE: MUSHROOM
•
CARBON RELIEF GROOVE: NOT INCLUDED
TECHNICAL CHARACTERISTICS
STEM DIAMETER0.3715 INCHES NOMINAL IN
STEM LENGTH4.7500 INCHES NOMINAL IN
SEAT ANGLE IN DEG45.0
OUTSIDE DIAMETER1.4062 INCHES NOMINAL IN
STEM STYLEDOUBLE GROOVED
HEAD STYLEMUSHROOM
CARBON RELIEF GROOVENOT INCLUDED
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1557341?
1557341 is a VALVE,POPPET,ENGINE.
What is the NSN for 1557341?
1557341 is cataloged in the U.S. Government catalog under NSN 2805-00-701-3598. 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.