Shopping for: Confirm the part against your engine serial number and application before ordering.
Change engine
505150 RING
Commercial diesel seals / o-rings. Match the listed part and engine identifiers before ordering.
3-Year WarrantyPAI Industries
$43.05$47.16
Save $4.11
In stock — ships same day
8 available
PAI Part #505150
JAK'S Part #JAKS-505150
Kit Membership
Used In These Kits
This part is included in 2 engine & overhaul kits — find yours below.
-
111533PISTON KIT In stock -
111752Cummins ISB ENGINES STANDARD PISTON KIT In stock - No kits match that search.
Complete The Rebuild
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
| Brand | PAI Industries |
RING
OEM cross-references:
- CUMMINS 3938177
- CUMMINS 4089460
Warranty: 36 months
Most PAI parts carry a 2-year unlimited-mileage PAI warranty — 3 years on the High Performance tier, 1 year on Excel by PAI. See Warranty & Returns for full coverage terms, or call a specialist to confirm the exact coverage on this part.
PAI published warranty tiers: High Performance — 3-Year · Genuine PAI — 2-Year · Excel — 1-Year, unlimited mileage. The badge beside the price shows this product's recorded term; when no badge is shown, confirm coverage with a specialist.







