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This part may still fit. Check the details below or contact us before ordering. Ask about fitment
Fitment not confirmed
This part may still fit. Check the details below or contact us before ordering. Ask about fitment
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Description
Radium Acorn Nuts - Anodised Aluminium, 15-Pack
Replacement black anodised aluminium acorn nuts for Radium Engineering fuel pump hangers, fuel surge tanks, fuel cells, and other components. Prior to 2020, Radium supplied 10-32 threaded acorn nuts manufactured from nylon. These updated nuts are CNC-machined from billet aluminium and Type-II anodised black to prevent electrical conductivity — a direct upgrade in durability and longevity over the original nylon units.
Pack Contents: 15x anodised aluminium acorn nuts
- Thread: 10-32
- Material: Billet aluminium
- Finish: Type-II anodised black (non-conductive)
- Quantity: 15-pack
Compatible Applications
- Radium Engineering fuel pump hangers
- Radium Engineering fuel surge tanks (FST / FST-R)
- Radium Engineering fuel cells (FCST)
- Other Radium components using 10-32 threaded electrical studs
Part Number:
- 20-0506 — Radium Acorn Nuts, Anodised Aluminium, 15-Pack
Why Radium Engineering?
- ✅ Manufactured in the USA to motorsport-grade tolerances
- ✅ CNC-machined billet aluminium components built for performance and longevity
- ✅ Trusted by high-power build tuners and race teams worldwide
- ✅ Direct upgrade over OEM nylon nuts — improved durability and short-circuit protection
- ✅ Compatible with all Radium fuel system components using 10-32 threaded electrical studs
Specifications
- Part Number
- 20-0506
- Brand
- Radium Engineering
Shipping
Orders are processed within 1-2 business days (Monday to Friday), and orders placed before 12pm AEST are usually dispatched the same day. Once dispatched, standard shipping takes 3-7 business days and express 1-3, with tracking emailed as your order leaves.
If part of your order is out of stock, we'll contact you with the option to split the shipment or hold it until everything is ready. Read the full shipping policy.
Returns
You have 14 days from delivery to request a return on unused parts in their original packaging. Refunds incur a 15% restocking fee (20% for special orders), or choose store credit and the full purchase value is applied to your account.
Parts that have been test fitted, installed, or used can't be returned, and special-order or overseas-ordered items are assessed case by case. Faulty or incorrectly supplied items are always covered at no cost to you. Read the full returns policy.