6407979 — VALVE,POPPET,ENGINE

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

6407979: VALVE,POPPET,ENGINE.

The VALVE,POPPET,ENGINE is a the manufacturer industrial component. Key specifications include head_style: INVERTED CONE, stem_style: TAPERED MULTI-GROOVED, head_height: 0.2400 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN, neck_radius: 0.8750 INCHES NOMINAL IN, stem_length: 5.8460 INCHES MINIMUM AND 5.8810 INCHES MAXIMUM IN, stem_diameter: 0.5270 INCHES MINIMUM AND 0.5280 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-511-6269, 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

6407979

NSN: 2805-00-511-6269
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 1ML14 — BRINKLEY TECHNOLOGY GROUP LLC DBA HERCULES MANUFACTURING (USA)

SPECIFICATIONS

head_style	INVERTED CONE
stem_style	TAPERED MULTI-GROOVED
head_height	0.2400 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
neck_radius	0.8750 INCHES NOMINAL IN
stem_length	5.8460 INCHES MINIMUM AND 5.8810 INCHES MAXIMUM IN
stem_diameter	0.5270 INCHES MINIMUM AND 0.5280 INCHES MAXIMUM IN
chamfer_length	0.0312 INCHES NOMINAL IN
outside_diameter	2.7400 INCHES MINIMUM AND 2.7500 INCHES MAXIMUM IN
seat_angle_in_deg	29.0
first_groove_width	0.1000 INCHES NOMINAL IN
taper_angle_in_deg	15.0
third_groove_width	0.1000 INCHES NOMINAL IN
NSN	2805-00-511-6269

COMPONENT DIAGRAM

KEY FEATURES

•

STEM DIAMETER: 0.5270 INCHES MINIMUM AND 0.5280 INCHES MAXIMUM IN

•

FSC APPLICATION DATA: GASOLINE ENGINE

•

HEAD HEIGHT: 0.2400 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN

•

SECOND GROOVE WIDTH: 0.1000 INCHES NOMINAL IN

•

STEM LENGTH: 5.8460 INCHES MINIMUM AND 5.8810 INCHES MAXIMUM IN

•

SEAT ANGLE IN DEG: 29.0

•

CHAMFER LENGTH: 0.0312 INCHES NOMINAL IN

•

NECK RADIUS: 0.8750 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

STEM DIAMETER	0.5270 INCHES MINIMUM AND 0.5280 INCHES MAXIMUM IN
FSC APPLICATION DATA	GASOLINE ENGINE
HEAD HEIGHT	0.2400 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
SECOND GROOVE WIDTH	0.1000 INCHES NOMINAL IN
STEM LENGTH	5.8460 INCHES MINIMUM AND 5.8810 INCHES MAXIMUM IN
SEAT ANGLE IN DEG	29.0
CHAMFER LENGTH	0.0312 INCHES NOMINAL IN
NECK RADIUS	0.8750 INCHES NOMINAL IN
THIRD GROOVE DIAMETER	0.3390 INCHES MINIMUM AND 0.3440 INCHES MAXIMUM IN
MINOR OUTSIDE DIAMETER	0.4320 INCHES MINIMUM AND 0.4350 INCHES MAXIMUM IN

SUBSTITUTES & CROSS-REFERENCES 1

407979Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 6407979?

6407979 is a VALVE,POPPET,ENGINE.

What parts can replace 6407979?

There is 1 known substitute for 6407979: 407979. Substitute compatibility should be verified for your specific system.

What is the NSN for 6407979?

6407979 is cataloged in the U.S. Government catalog under NSN 2805-00-511-6269. This indicates validated use in U.S. government and defense supply chains.

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6407979 — VALVE,POPPET,ENGINE

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