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G955 — GUIDE,VALVE STEM

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

G955: GUIDE,VALVE STEM.

The GUIDE,VALVE STEM is a the manufacturer industrial component. Key specifications include material: STEEL, bore_diameter: 0.3760 INCHES NOMINAL IN, overall_length: 2.868 INCHES NOMINAL IN, aa_end_diameter: 0.620 INCHES NOMINAL IN, bore_counterbore: NOT INCLUDED, bore_countersink: NOT INCLUDED. This part is cataloged in the U.S.

Government catalog under NSN 2815-00-930-5791, 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
G955
NSN: 2815-00-930-5791
FSC: 2815 — Diesel Engines and Components
CAGE: 31033 — TRW INC TRW INTL TRADE GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
materialSTEEL
bore_diameter0.3760 INCHES NOMINAL IN
overall_length2.868 INCHES NOMINAL IN
aa_end_diameter0.620 INCHES NOMINAL IN
bore_counterboreNOT INCLUDED
bore_countersinkNOT INCLUDED
outside_diameter0.627 INCHES NOMINAL IN
style_designatorPLAIN-SHOULDERED
aa_end_chamfer_length0.094 INCHES NOMINAL IN
bb_end_chamfer_length0.062 INCHES NOMINAL IN
bb_end_shank_diameter0.589 INCHES NOMINAL IN
major_diameter_length1.000 INCHES NOMINAL IN
NSN2815-00-930-5791
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GUIDE,VALVE STEM TITLE COMPONENT PN G955 MFR GUIDE,VALVE STEM
KEY FEATURES
•
AA END CHAMFER ANGLE IN DEG: 45.0
•
AA END CHAMFER LENGTH: 0.094 INCHES NOMINAL IN
•
MAJOR DIAMETER LENGTH: 1.000 INCHES NOMINAL IN
•
BB END SHANK DIAMETER: 0.589 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN-SHOULDERED
•
BORE COUNTERBORE: NOT INCLUDED
•
OUTSIDE DIAMETER: 0.627 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
AA END CHAMFER ANGLE IN DEG45.0
AA END CHAMFER LENGTH0.094 INCHES NOMINAL IN
MAJOR DIAMETER LENGTH1.000 INCHES NOMINAL IN
BB END SHANK DIAMETER0.589 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN-SHOULDERED
OVERALL LENGTH2.868 INCHES NOMINAL IN
BORE COUNTERBORENOT INCLUDED
OUTSIDE DIAMETER0.627 INCHES NOMINAL IN
BB END CHAMFER LENGTH0.062 INCHES NOMINAL IN
LENGTH FROM AA END TO LARGEST DIAMETER FACE0.820 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
4020682Reference 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 G955?
G955 is a GUIDE,VALVE STEM.
What parts can replace G955?
There is 1 known substitute for G955: 4020682. Substitute compatibility should be verified for your specific system.
What is the NSN for G955?
G955 is cataloged in the U.S. Government catalog under NSN 2815-00-930-5791. 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.