Fission Fuel Assembly

Texture from Mekanism Generators, used under MIT.

mekanismgenerators:fission_fuel_assembly

Recipes and uses come from the FTB StoneBlock 4 1.23.0 dump: the server's final recipes after all pack scripts ran.

Last verified for FTB StoneBlock 4 v1.23.0 on Oct 13, 2026 · v1.23.0 released Oct 12, 2026

In FTB StoneBlock 4, Fission Fuel Assembly is made with shaped crafting, from Basic Chemical Tank, any lead ingot, and any steel ingot. No recipe in FTB StoneBlock 4 uses Fission Fuel Assembly as an ingredient. 1 FTB StoneBlock 4 quest asks for Fission Fuel Assembly.

How do you craft Fission Fuel Assembly in FTB StoneBlock 4?

Fission Fuel AssemblyMod recipe

Crafting Shaped

Crafting Shaped
any lead ingot	any steel ingot	any lead ingot
any lead ingot	Basic Chemical Tank	any lead ingot
any lead ingot	any steel ingot	any lead ingot

Recipe id: mekanismgenerators:fission_reactor/fuel_assembly

How to make it, from scratch

Everything this needs, and everything those need, as FTB StoneBlock 4 crafts them. Work from the bottom up.

Fission Fuel AssemblyShaped crafting
- Basic Chemical TankShaped crafting
  - Osmium Ingot(any osmium ingot)Shaped crafting
    - Osmium Nugget(any osmium nugget)Splashing (create)
      - Osmium Clump(any osmium clump)keep going from this item →
  - Redstone(any basic alloy)Crushing (actuallyadditions)
    - Redstone OreMiner (occultism)
      - Deep Ore Miner Afrit(any ore miners)keep going from this item →
- Lead Ingot(any lead ingot)Shapeless crafting
  - Block of Lead(any lead storage block)Shaped crafting
    - Lead SlabShaped crafting
- Steel Ingot(any steel ingot)Shaped crafting
  - Steel Nugget(any steel nugget)Blasting
    - Steel BootsShaped crafting
      - Steel Plate(any steel plate)keep going from this item →