Free shipping on eligible orders of $100 or more. Oversized and freight items excluded.

Shop parts / Radium Engineering / New

Radium Engineering O-Ring 5-Pack 4AN FKM

Radium Engineering · New

Radium Engineering O-Ring 5-Pack 4AN FKM

MPN 18-0043-04 · Store SKU rad18-0043-04

$4.95
CHECK AVAILABILITY0 in supplier warehouses. Ask JuiceBuilt about availability.

Supplier stock checked 11/7/2026, 7:10:37 AM UTC. Adding a part does not reserve it.

30-day returns for unopened, unused new parts

Request a return within 30 calendar days after delivery. New parts must be unopened and unused.

Shipping & returns ↗This policy does not limit rights required by law.

Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.

Product details

Replacement FKM (viton) O-rings for 4AN ORB fittings. O-RING 5 PACK 4AN ORB, FKM

Manufacturer fitment & guides

Check 18-0043-04 against the manufacturer’s application information below.

More from Radium Engineering ↗See the JuiceBuilt workshop ↗

YOUR NEXT MOVE

Your build.