Home/Caterpillar 3300 Series Parts/321239 Caterpillar / Cummins 3406E / C15 / C16 O-Ring
O-RING
Caterpillar / Cummins · Models: 3406E / C15 / C16 / C18 / 3400 / 3100 / C7 / 3300 / ISX

321239 Caterpillar / Cummins 3406E / C15 / C16 O-Ring

Commercial diesel seal & o-ring. Match the listed part and engine identifiers before ordering.
2-Year WarrantyPAI Industries
$14.95
In stock — confirm dispatch timing 4 available
Fitment details

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PAI Part #321239
JAK'S Part #JAKS-321239
Catalog ref06-3710
Catalog ref063710
Catalog ref2U5316
Catalog ref3J7354
Not sure it's the right fit? Call a specialist
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Kit Membership

Used In These Kits

This part is included in 44 engine & overhaul kits — find yours below.

321239 Caterpillar / Cummins 3406E / C15 / C16 O-Ring
BrandPAI Industries
Part CategorySeals & O-Rings
Sub-TypeO-Ring
Engine MakeCaterpillar · Cummins
Engine Model3406E · C15 · C16 · C18 · 3400 · 3100 · C7 · 3300 · ISX
ConditionNew
Stage / TierStandard

Sold in a pack of 5. Price shown is for 5 pieces.

O-RING

PAI Part #: 321239

OEM References:

  • CATERPILLAR 06-3710
  • CATERPILLAR 063710
  • CATERPILLAR 2U5316
  • CATERPILLAR 3J7354
  • CATERPILLAR 4J2209
  • CATERPILLAR 5E6738
  • CATERPILLAR 77-3100
  • CATERPILLAR 77-4866
  • CATERPILLAR 77-5022
  • CATERPILLAR 773100
  • CATERPILLAR 774866
  • CATERPILLAR 775022
  • CATERPILLAR 7X5362
  • CATERPILLAR 7X8720
  • CATERPILLAR 8T4461
  • CATERPILLAR 95-1759
  • CATERPILLAR 951759
  • CATERPILLAR 98-3894
  • CATERPILLAR 983894
  • CUMMINS 3883963

Applications:

  • CATERPILLAR 3406E SERIES
  • CATERPILLAR C15 ENGINE
  • CATERPILLAR C16 ENGINES
  • CATERPILLAR C18 ENGINE
  • CATERPILLAR 3400 SERIES
  • CATERPILLAR 3100 SERIES
  • CATERPILLAR C7 ENGINE
  • CATERPILLAR 3300 SERIES
  • CUMMINS ISX SERIES

Warranty: 2.0 year(s)