Engine

Flange Nut & Adapter Set — Overrunning Clutch Adapter for 200A / 400A Generators | 4140 Chrome‑Moly, Gold Zinc Chromate — OEM Plus High‑strength replacement adapter and flange nut for mounting the overrunning clutch pulley on 200 amp / 400 amp generators. Machined from 4140 chrome‑moly steel and gold zinc chromate plated for superior durability and corrosion resistance. Direct-fit OEM plus quality. Key features

• Complete set: adapter + flange nut — everything needed to mount overrunning clutch pulley.
• Direct fit for 200A / 400A generator overrunning clutch assemblies.
• Premium material: precision machined from 4140 chrome‑moly steel for exceptional strength and wear resistance.
• Protective finish: gold zinc chromate plating for corrosion protection and long service life.
• OEM Plus quality: higher spec than original equipment for improved reliability.
• Cross references: 12469495 / 01-490-7461 (ADAPTER, OVER‑RUNNING       CLUTCH — 200/210 AMP), 12469496 / 21-921-5930 (NUT, OVER‑RUNNING     CLUTCH [196901 AND ABOVE]).