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O-RING
Cummins

121277 Cummins O-Ring

Commercial diesel seal & o-ring. Match the listed part and engine identifiers before ordering.
2-Year WarrantyPAI Industries
$31.10
In Stock
Fitment details

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PAI Part #121277
JAK'S Part #JAKS-121277
Catalog ref145564
Catalog ref3820791
Catalog ref3K0715
Catalog refCUMMINS 145564
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Kit Membership

Used In These Kits

This part is included in 12 engine & overhaul kits — find yours below.

Complete The Rebuild

Suggested Additional Parts

Commonly sold with this product. These parts are sold separately.

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    121305O-RING (Pack of 5) In stock
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  3. EP O-Ring, PAI (OEM 3892095), Pack of 5
    121304EP O-Ring, PAI (OEM 3892095), Pack of 5 In stock
    $12.00View ›
  4. Cummins ALTERNATOR DRIVE SEAL KIT
    136056Cummins ALTERNATOR DRIVE SEAL KIT In stock
    $19.00View ›
  5. FRONT CRANK SEAL KIT
    136117FRONT CRANK SEAL KIT In stock
    $29.08View ›
121277 Cummins O-Ring
BrandPAI Industries
Part CategorySeals & O-Rings
Sub-TypeO-Ring
Engine MakeCummins
ConditionNew
Stage / TierStandard

Sold in a pack of 10. Price shown is for 10 pieces.

O-RING

PAI Part #: 121277

OEM References:

  • CUMMINS 145564
  • CUMMINS 3820791
  • CATERPILLAR 3K0715

Warranty: 2.0 year(s)