Heavy Duty Hydraulic Quick Coupler Dust Cap And Plug Set 8 Pack For 3/8 Inch ISO Fittings Fits John Deere Loaders From 120R To 563 Durable Tear Proof Design 50 Percent Tougher Lifetime Warranty Easy Install

8-Pack Dust Cap Set for 3/8 ISO Hydraulic Quick Couplers
✔️ Tear-proof 8-pack, fits 3/8 ISO fittings, lifetime warranty

These heavy-duty dust cap and plug sets seal 3/8 inch ISO hydraulic fittings on loaders, excavators, and other equipment. They keep contaminants out during storage, transport, and when not connected.

✅ 8-pack set for multiple hydraulic ports
✅ Fits 3/8 inch ISO fittings precisely
✅ Tear-proof, high-tensile rubber for durability
✅ Lifetime warranty for peace of mind
✅ OEM upgrade design with reinforced shape for strength

💡 What is the purpose of a dust cap set for hydraulic quick couplers?

Protects ports and keeps contaminants out; handy for field service and storage.

- protects ports from dirt and moisture during storage
- reduces contamination risk during transport and use
- works with 3/8 ISO fittings across common loader configurations