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74025179 — VALVE,POPPET,ENGINE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

74025179: VALVE,POPPET,ENGINE.

The VALVE,POPPET,ENGINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT, stem_style: GROOVED, head_height: 0.1560 INCHES NOMINAL IN, neck_radius: 0.3750 INCHES NOMINAL IN, stem_length: 5.8750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 2815-00-920-6837, 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
74025179
NSN: 2815-00-920-6837
FSC: 2815 — Diesel Engines and Components
CAGE: 6N299 — AGCO CORP PARTS OPN (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT
stem_styleGROOVED
head_height0.1560 INCHES NOMINAL IN
neck_radius0.3750 INCHES NOMINAL IN
stem_length5.8750 INCHES NOMINAL IN
groove_width0.0940 INCHES NOMINAL IN
stem_diameter0.3750 INCHES NOMINAL IN
chamfer_length0.3750 INCHES NOMINAL IN
groove_diameter0.3310 INCHES NOMINAL IN
outside_diameter1.8430 INCHES NOMINAL IN
seat_angle_in_deg30.0
NSN2815-00-920-6837
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available VALVE,POPPET,ENGINE TITLE COMPONENT PN 74025179 MFR VALVE,POPPET,ENGINE
KEY FEATURES
•
STEM DIAMETER: 0.3750 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.1560 INCHES NOMINAL IN
•
STEM LENGTH: 5.8750 INCHES NOMINAL IN
•
SEAT ANGLE IN DEG: 30.0
•
CHAMFER LENGTH: 0.3750 INCHES NOMINAL IN
•
NECK RADIUS: 0.3750 INCHES NOMINAL IN
•
GROOVE DIAMETER: 0.3310 INCHES NOMINAL IN
•
DISTANCE FROM GROOVE TO STEM END: 0.4060 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STEM DIAMETER0.3750 INCHES NOMINAL IN
HEAD HEIGHT0.1560 INCHES NOMINAL IN
STEM LENGTH5.8750 INCHES NOMINAL IN
SEAT ANGLE IN DEG30.0
CHAMFER LENGTH0.3750 INCHES NOMINAL IN
NECK RADIUS0.3750 INCHES NOMINAL IN
GROOVE DIAMETER0.3310 INCHES NOMINAL IN
DISTANCE FROM GROOVE TO STEM END0.4060 INCHES NOMINAL IN
OUTSIDE DIAMETER1.8430 INCHES NOMINAL IN
STEM STYLEGROOVED
OTHER ITEMS IN FSC 2815 — Diesel Engines and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2815-00-000-0075 2815-00-001-0022 2815-00-001-3475 2815-00-001-7728 2815-00-001-7737 2815-00-001-7805 2815-00-001-7806 2815-00-001-7813
SUBSTITUTES & CROSS-REFERENCES 1
4025179Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 74025179?
74025179 is a VALVE,POPPET,ENGINE.
What parts can replace 74025179?
There is 1 known substitute for 74025179: 4025179. Substitute compatibility should be verified for your specific system.
What is the NSN for 74025179?
74025179 is cataloged in the U.S. Government catalog under NSN 2815-00-920-6837. 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.