Makita HY00000017 Spare Part - O RING 24 AF505
Makita HY00000017 — Original Makita O‑Ring (O‑Ring 24, AF505)
A genuine Makita replacement sealing ring for pneumatic tools — listed as O‑RING 24 (part number HY00000017) and intended to restore airtight seals in the AF505 pneumatic stapler/brad‑nailer.
Nominal size: 24 mm (the “24” designation refers to the O‑ring size commonly used as a 24 mm nominal inner diameter; cross‑section thickness can vary by application, so match the part number when replacing).
Use: precision molded rubber sealing ring to prevent air leaks and keep the tool cycling reliably — ideal for replacing a worn or damaged seal in the AF505 pneumatic stapler. Supplied as the single Makita part HY00000017.
Jump straight to the Makita spare parts diagrams:
Compatible models this part will fit:
