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8725179 — GUIDE,VALVE STEM

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

8725179: GUIDE,VALVE STEM.

The GUIDE,VALVE STEM is a the manufacturer industrial component. Key specifications include material: STEEL, bore_diameter: 0.5450 INCHES NOMINAL IN, overall_length: 3.860 INCHES NOMINAL IN, aa_end_diameter: 0.750 INCHES NOMINAL IN, shoulder_length: 0.188 INCHES NOMINAL IN, bore_counterbore: NOT INCLUDED. This part is cataloged in the U.S.

Government catalog under NSN 2815-00-678-3199, 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
8725179
NSN: 2815-00-678-3199
FSC: 2815 — Diesel Engines and Components
CAGE: 02978 — RENK AMERICA LLC DIV RENK AMERICA (USA)
SPECIFICATIONS
materialSTEEL
bore_diameter0.5450 INCHES NOMINAL IN
overall_length3.860 INCHES NOMINAL IN
aa_end_diameter0.750 INCHES NOMINAL IN
shoulder_length0.188 INCHES NOMINAL IN
bore_counterboreNOT INCLUDED
bore_countersinkNOT INCLUDED
outside_diameter1.125 INCHES NOMINAL IN
style_designatorPLAIN-STEPPED SHOULDER
shoulder_diameter0.780 INCHES NOMINAL IN
aa_end_chamfer_length0.050 INCHES NOMINAL IN
bb_end_chamfer_length0.050 INCHES NOMINAL IN
NSN2815-00-678-3199
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GUIDE,VALVE STEM TITLE COMPONENT PN 8725179 MFR GUIDE,VALVE STEM
KEY FEATURES
•
AA END CHAMFER ANGLE IN DEG: 45.0
•
AA END CHAMFER LENGTH: 0.050 INCHES NOMINAL IN
•
MAJOR DIAMETER LENGTH: 0.125 INCHES NOMINAL IN
•
BB END SHANK DIAMETER: 0.762 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN-STEPPED SHOULDER
•
BORE COUNTERBORE: NOT INCLUDED
•
OUTSIDE DIAMETER: 1.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
AA END CHAMFER ANGLE IN DEG45.0
AA END CHAMFER LENGTH0.050 INCHES NOMINAL IN
MAJOR DIAMETER LENGTH0.125 INCHES NOMINAL IN
BB END SHANK DIAMETER0.762 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN-STEPPED SHOULDER
OVERALL LENGTH3.860 INCHES NOMINAL IN
BORE COUNTERBORENOT INCLUDED
OUTSIDE DIAMETER1.125 INCHES NOMINAL IN
SHOULDER DIAMETER0.780 INCHES NOMINAL IN
BB END CHAMFER LENGTH0.050 INCHES NOMINAL IN
OTHER ITEMS IN FSC 2815 — Diesel Engines and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2815-00-011-9099 2815-00-017-1875 2815-00-024-4185 2815-00-033-1482 2815-00-036-5350 2815-00-179-7630 2815-00-346-4639 2815-00-592-5308
SUBSTITUTES & CROSS-REFERENCES 1
2815006783199Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8725179?
8725179 is a GUIDE,VALVE STEM.
What parts can replace 8725179?
There is 1 known substitute for 8725179: 2815006783199. Substitute compatibility should be verified for your specific system.
What is the NSN for 8725179?
8725179 is cataloged in the U.S. Government catalog under NSN 2815-00-678-3199. 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.