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879778 — GUIDE,VALVE STEM

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

879778: GUIDE,VALVE STEM.

The GUIDE,VALVE STEM is a the manufacturer industrial component. Key specifications include body_style: STRAIGHT SHAPE, overall_length: 1.000 INCHES NOMINAL IN, terminal_location: BACK SINGLE MATING END SINGLE CONTACT GROUPING, included_contact_quantity: 20 SINGLE MATING END SINGLE CONTACT GROUPING. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-705-1473, 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
879778
NSN: 2805-00-705-1473
NIINs: 007051473, 014568591
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 12603 — CLARK EQUIPMENT CO (USA)
SPECIFICATIONS
body_styleSTRAIGHT SHAPE
overall_length1.000 INCHES NOMINAL IN
terminal_locationBACK SINGLE MATING END SINGLE CONTACT GROUPING
mating_end_quantity1
included_contact_quantity20 SINGLE MATING END SINGLE CONTACT GROUPING
NSN2805-00-705-1473
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GUIDE,VALVE STEM TITLE COMPONENT PN 879778 MFR GUIDE,VALVE STEM
KEY FEATURES
•
SHOULDER SECOND FILLET RADIUS: 0.062 INCHES NOMINAL IN
•
AA END CHAMFER ANGLE IN DEG: 30.0
•
AA END CHAMFER LENGTH: 0.031 INCHES NOMINAL IN
•
TAPER MINOR DIAMETER: 0.437 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STEPPED-TAPERED SHANK END
•
BORE COUNTERBORE: NOT INCLUDED
•
OUTSIDE DIAMETER: 0.564 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHOULDER SECOND FILLET RADIUS0.062 INCHES NOMINAL IN
AA END CHAMFER ANGLE IN DEG30.0
AA END CHAMFER LENGTH0.031 INCHES NOMINAL IN
TAPER MINOR DIAMETER0.437 INCHES NOMINAL IN
STYLE DESIGNATORSTEPPED-TAPERED SHANK END
OVERALL LENGTH2.187 INCHES NOMINAL IN
BORE COUNTERBORENOT INCLUDED
OUTSIDE DIAMETER0.564 INCHES NOMINAL IN
TAPER LENGTH0.272 INCHES NOMINAL IN
LENGTH FROM AA END TO LARGEST DIAMETER FACE0.792 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
Y116I201Reference document
Same NSN cross-reference
Reference document — Secondary reference
Y116I00201Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 879778?
879778 is a GUIDE,VALVE STEM.
What parts can replace 879778?
There are 2 known substitutes for 879778: Y116I201, Y116I00201. Substitute compatibility should be verified for your specific system.
What is the NSN for 879778?
879778 is cataloged in the U.S. Government catalog under NSN 2805-00-705-1473. 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.