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218108830 — RING,BEARING,OUTER

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

218108830: RING,BEARING,OUTER.

The RING,BEARING,OUTER is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 3110-01-727-9978, 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
218108830
NSN: 3110-01-727-9978
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
Part Number218108830
NSN3110-01-727-9978
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 218108830 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES 3
R5170202-80Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
8841884Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LOA014251-80Reference 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 218108830?
218108830 is a RING,BEARING,OUTER.
What parts can replace 218108830?
There are 3 known substitutes for 218108830: R5170202-80, 8841884, LOA014251-80. Substitute compatibility should be verified for your specific system.
What is the NSN for 218108830?
218108830 is cataloged in the U.S. Government catalog under NSN 3110-01-727-9978. 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.