| Program | F-35 + Defense Programs Patriot · THAAD · SM-6 · Virginia-class |
Replicator + Drones Altius-600 · Switchblade 600 · Ghost-X |
Optimus + Humanoids Tesla · Figure AI · AGIBOT |
EV Traction Motors Tesla · BMW · GM · BYD · global OEMs |
| Exposure 2026–28 | Existing qualified demand. Sintered NdFeB w/ grain-boundary diffusion for thermal envelope.[1][2] | Multi-thousand fleet target. Every BLDC motor contains NdFeB. | ~3.5 kg NdFeB across 28+ BLDC motors per humanoid. Commercial, not defense.[15][16] | Largest single demand pool. Up to 5 kg rare earth metals per passenger-car driveline.[21] |
| Sole-Source | Yes — China grain-boundary diffusion[2] | Yes — same NdFeB stack as F-35 actuators | Yes — China rare-earth processing[16] | Largely China-sourced. 70% US imports 2020-23.[34] |
| DFARS 7052 | Yes — Jan 1 2027[3] | Yes — DFARS 7052[2] | No — commercial application | No — commercial |
| Waiver Path | Class non-availability requires USD(A&S) approval[33] | Same as defense primes[33] | None — DFARS doesn’t apply. Subject to MOFCOM licensing. | Market mechanism (price) |
| Substitution | None at qualified scale | None | None at unit price | ZF I2SM (magnet-free, production-ready); Honda × Daido hot-deformed (HRE-free, shipping since 2016)[21][22] |
| Catalyst | Pentagon halted F-35 deliveries over Chinese-origin magnet (Sep 2022)[1] | Pentagon Replicator initiative targeting “multiple thousands” | Musk confirmed Optimus production hit by China restrictions (Q1 2025 call); production start Jul-Aug 2026[15][16][36] | MOFCOM Apr 2025 export curbs raised cost gradient on China-origin magnets[16] |