Fuel Seal, PAI 136103 (OEM 3963988), Pack of 5
Used In These Kits
This part is included in 28 engine & overhaul kits — find yours below.
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131263Cummins LOWER GASKET SET In stock -
131601UPPER GASKET KIT In stock -
131609UPPER GASKET KIT In stock -
131635UPPER GASKET KIT In stock - 131685LOWER GASKET KIT View ›
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131687UPPER GASKET KIT In stock -
131688UPPER GASKET KIT In stock -
131721Cummins 6C ENGINES 8.3 UPPER GASKET SET In stock -
131730Cummins 6C ENGINES 8.3 UPPER GASKET KIT In stock -
131731Cummins 6C ENGINES 8.3 UPPER GASKET SET In stock -
131739Cummins QSB SERIES ENGINE LOWER GASKET KIT In stock -
131741Cummins 6C ENGINES 8.3 UPPER GASKET KIT Confirm lead time - 131743UPPER GASKET KIT View ›
- 131746LOWER GASKET KIT View ›
- 131798LOWER GASKET KIT View ›
- 131811LOWER GASKET KIT View ›
- 131814UPPER GASKET KIT View ›
- 131864LOWER GASKET KIT View ›
- 131865LOWER GASKET KIT View ›
- 131874UPPER GASKET KIT View ›
- 132081UPPER GASKET KIT View ›
- 132083-100O-RING GASKET KIT View ›
- 132109-154FUEL GASKET KIT View ›
- 331547FRONT GASKET KIT View ›
- 331548FRONT COVER GASKET KIT View ›
- 831117TURBOCHARGER MOUNTING KIT View ›
- 831120TURBOCHARGER MOUNTING KIT View ›
- 831140LOWER GASKET SET View ›
- No kits match that search.
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
| Brand | PAI Industries |
| Engine Make | Caterpillar |
| Engine Model | 3176 · C10 · C13 |
Pack of 5.
PAI 136103 is a fuel seal with a 14 mm inside diameter, 20.3 mm outside diameter and 1.2 mm thickness. PAI lists Caterpillar 3176, C10, C13 applications. The manufacturer-designated primary reference is Cummins OEM 3963988. Its manufacturer cross-reference table lists Caterpillar: 4K9841, 5R7136; Cummins: 3093863, 3914896, 3918192, 3935172, 3937155, 3963893, 3963984, 4095638, 3963988, 4934280; Mack: 20852764, 976929; Volvo: 20852764, 976929.
Compare the complete part number and required application before ordering.
Fits:
- CATERPILLAR 3176 SERIES
- CATERPILLAR C10 ENGINE
- CATERPILLAR C13 ENGINE
OEM cross-references:
- CATERPILLAR 4K9841
- CATERPILLAR 5R7136
- CUMMINS 3093863
- CUMMINS 3914896
- CUMMINS 3918192
- CUMMINS 3935172
- CUMMINS 3937155
- CUMMINS 3963893
- CUMMINS 3963984
- CUMMINS 4095638
- CUMMINS 3963988
- CUMMINS 4934280
- MACK 20852764
- MACK 976929
Warranty: 24 months
These catalog references may identify this part or components in an assembly. A listed number alone does not confirm whole-assembly interchange or vehicle fitment. Confirm the required part before ordering.
| Number |
|---|
| CATERPILLAR 4K9841 |
| CATERPILLAR 5R7136 |
| CUMMINS 3093863 |
| CUMMINS 3914896 |
| CUMMINS 3918192 |
| CUMMINS 3935172 |
| CUMMINS 3937155 |
| CUMMINS 3963893 |
| CUMMINS 3963984 |
| CUMMINS 4095638 |
| CUMMINS 3963988 |
| CUMMINS 4934280 |
| MACK 20852764 |
| MACK 976929 |
| PAI 136103 |
No cross-reference numbers match that search.
Discovery models are listed below. Confirm the complete application and any ESN/CPL or size restrictions before ordering.
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.
















