The Cressi Seal Cap Socket for MC7 is a professional-grade workshop instrument purposefully engineered for certified scuba diving technicians. This specialized socket tool provides a highly secure and efficient method to assemble and disassemble the seal cap on the Cressi MC7 first-stage regulator (specifically the Revision 2 models produced since 2003) during routine maintenance, deep cleaning, or comprehensive overhauls.
Expertly manufactured with a dual-material construction, this instrument features a lightweight, high-density acetal body paired with hardened stainless steel pins. This intelligent design ensures that technical adjustments can be performed without marring, scratching, or causing structural deformation to the original manufacturer's components. Equipped with an integrated square drive, the tool allows service technicians to pair it directly with standard workshop ratchets to seamlessly apply and control crucial mechanical torque.
How It Works:
- Connection: Fit a standard 1/2" socket ratchet handle into the square drive port located on the top of the acetal tool body.
- Engagement: Line up the hardened stainless steel pins on the base of the socket with the matching locator holes on the Cressi MC7 seal cap (Cressi Part Number: HZ800078).
- Torque Application: Apply steady downward pressure while turning the ratchet to smoothly loosen or torque down the seal cap without slipping or stripping the interface.
Key Features & Specifications:
- Target Compatibility: Configured specifically for the Cressi Seal Cap Socket for MC7 (Revision 2 models manufactured from 2003 onwards).
- Ratchet Friendly: Features a built-in 1/2" square drive connection port for effortless compatibility with professional service wrenches.
- Industrial Durability: Precision-machined from robust, chemical-resistant white acetal (POM-C) alongside heavy-duty, hardened stainless steel contact pins.
- Part Safeguard: Eliminates slippage and excessive friction to protect brass regulator components from permanent structural damage.
Technical Details:
Manufacturer: Scuba Service Tools
SKU: 1000-SST-010
GTIN: 08720865017419
Cressi seal cap socket for MC7
Cressi HZ800078 Seal cap MC7 (Rev 2 produced since 2003)

























