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601438 — GUIDE,ENGINE POPPET VALVE TAPPET

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

601438: GUIDE,ENGINE POPPET VALVE TAPPET.

GUIDE,ENGINE POPPET VALVE TAPPET. Key specifications include width: 2.375 INCHES NOMINAL IN, material: PLASTIC, bolt_hole_size: 0.166 INCH DIAMETER IN, overall_height: 1.875 INCHES NOMINAL IN, overall_length: 4.875 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 2815-00-125-9882, 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
601438
NSN: 2815-00-125-9882
NIINs: 001259882, 003381722
FSC: 2815 — Diesel Engines and Components
CAGE: 51228 — ECOLAIRE INC BALDWIN-HAMILTON CO DIV (USA)
SPECIFICATIONS
width2.375 INCHES NOMINAL IN
materialPLASTIC
bolt_hole_size0.166 INCH DIAMETER IN
overall_height1.875 INCHES NOMINAL IN
overall_length4.875 INCHES NOMINAL IN
bolt_hole_quantity1
NSN2815-00-125-9882
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GUIDE,ENGINE POPPET VALVE TAPPET TITLE COMPONENT PN 601438 MFR GUIDE,ENGINE POPPET VA
KEY FEATURES
•
BODY DIAMETER: 2.121 INCHES NOMINAL IN
•
THREAD PROVISION: UNTHREADED
•
BORE DIAMETER: 1.495 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY
•
FLANGE OUTSIDE DIAMETER: 3.058 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
BODY DIAMETER2.121 INCHES NOMINAL IN
THREAD PROVISIONUNTHREADED
OVERALL LENGTH4.516 INCHES NOMINAL IN
BORE DIAMETER1.495 INCHES NOMINAL IN
MATERIALCOPPER ALLOY
FLANGE OUTSIDE DIAMETER3.058 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
HR21400Reference document
Same NSN cross-reference
Reference document — Secondary 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 601438?
601438 is a GUIDE,ENGINE POPPET VALVE TAPPET.
What parts can replace 601438?
There is 1 known substitute for 601438: HR21400. Substitute compatibility should be verified for your specific system.
What is the NSN for 601438?
601438 is cataloged in the U.S. Government catalog under NSN 2815-00-125-9882. 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.