Home/PAI Industries Parts/321426 Cummins O-Ring
Cummins

321426 Cummins O-Ring

Commercial diesel seal & o-ring. Match the listed part and engine identifiers before ordering.
2-Year WarrantyPAI Industries
$17.55
In stock — ships same day 11 available
Help us verify fitment

Provide every identifier you have. A specialist will use these details to confirm the application before fulfillment.

Secure Checkout Review Return Policy Warranty Details Ask About Same-Day Shipping
PAI Part #321426
JAK'S Part #JAKS-321426
Cross Ref210-9246
Cross Ref2109246
Cross Ref172205
Not sure it's the right fit? Call a specialist
(720) 445-6249
Talk to a tech or text a photo of your part tag — we'll confirm fitment before you buy
Kit Membership

Used In These Kits

This part is included in 2 engine & overhaul kits — find yours below.

Complete The Rebuild

Suggested Additional Parts

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

  1. Caterpillar 3406E / C15 / C16 Oil Feed Gasket
    331276Caterpillar 3406E / C15 / C16 Oil Feed Gasket In stock
    $41.70View ›
  2. Cat / Caterpillar TURBOCHARGER OIL DRAIN GASKET (Pack of 6)
    331274Cat / Caterpillar TURBOCHARGER OIL DRAIN GASKET (Pack of 6) In stock
    $41.64View ›
  3. Caterpillar 3406E / C15 / C16 Nut
    340061Caterpillar 3406E / C15 / C16 Nut In stock
    $9.12View ›
  4. Cat / Caterpillar EXHAUST MANIFOLD ASSEMBLY GASKET
    331374Cat / Caterpillar EXHAUST MANIFOLD ASSEMBLY GASKET In stock
    $22.79View ›
  5. Cat / Caterpillar C15 ENGINE TURBO MOUNTING GASKET (Pack of 4)
    331277Cat / Caterpillar C15 ENGINE TURBO MOUNTING GASKET (Pack of 4) In stock
    $44.24View ›
321426 Cummins O-Ring
BrandPAI Industries
Part CategorySeals & O-Rings
Sub-TypeO-Ring
Engine MakeCummins
ConditionNew
Stage / TierStandard