Product Description
Genuine Cummins
Cummins 3923096 — Oil Drain Plug Sealing Washer (M22 × 35 × 2)
MPN: 3923096 | Also Known As: drain plug gasket, sealing washer | Cross-Ref: Mopar 4882049
Why This Part
- ✓ OE sealing washer for the oil pan drain plug—prevents leaks.
- ✓ Direct-fit for 1989–2002 Ram 5.9L Cummins (verify by VIN/ESN).
- ✓ M22 × 35 × 2 sizing for proper crush and seal.
- ✓ Quick, low-cost fix to stop seepage after oil changes.
OE Fit Stock Replacement 1 Per Vehicle
Quick Specs
| Type | Oil pan drain plug sealing washer |
|---|---|
| OE Part # | 3923096 (cross-ref: Mopar 4882049) |
| Dimensions | M22 inner, 35 mm outer, 2 mm thick |
| Qty Required | 1 per drain plug (keep extras on hand) |
Verified Fitment (Automotive)
| Year Range | Engine | Chassis |
|---|---|---|
| 1989–2002 | 5.9L Cummins (12V & 24V) | Ram 2500/3500 |
Industrial/Off-Highway: Used primarily on certain Tier 3 5.9L B-series applications—verify by ESN for non-automotive engines.
Often Paired With
- Engine oil & filter: replace at scheduled intervals
- Replacement drain plug (if damaged): install with correct torque
- Brake-clean & rags: clean surfaces before reassembly
What’s In The Box
- (1) Genuine Cummins Sealing Washer (3923096)
Install Tips
- Clean mating surfaces; do not reuse crushed/flattened washers.
- Torque the drain plug to factory spec—do not overtighten.
- Warm engine, check for seepage, and re-inspect after your next drive.
FAQ
WILL THIS FIT MY 1989–2002 5.9L CUMMINS RAM?Yes—it’s the OE sealing washer for the oil pan drain plug on 1989–2002 Ram 2500/3500 with the 5.9L Cummins (verify by VIN/ESN).
IS THIS THE WASHER FOR THE OIL PAN DRAIN PLUG?Yes—this is the oil drain plug sealing washer. Replace any time it’s crushed, torn, or leaking.
WHAT SIZE IS IT?M22 inner diameter × 35 mm outer diameter × 2 mm thick.
IS THIS A GENUINE CUMMINS PART?Yes—OE Cummins 3923096 for proper fit and sealing.
HOW MANY DO I NEED?One per drain plug. Many techs keep an extra on hand for the next oil change.
