John Crane Type 2 Mechanical Seal Assembly — 1.250" Shaft Size (Drawing FSP‑7597) Cimco The AH-1 twin engine versions Hole Diameter 1 Wall-AD26D-3s1283 1690 RPM Size:6.5Y

The AH-1 twin engine versions remain in service with United States Marine Corps (USMC) as the service's primary attack helicopter

low differential pressure transducer designed for wet to wet differential pressure measurements of liquids or gases

removes corrosion

and equipment requiring exact‑fit replacement parts

actuators are designed for On-Off

John Crane Type 2 Mechanical Seal Assembly — 1.250" Shaft Size (Drawing FSP‑7597) Cimco The AH 1 twin engine versions Hole Diameter 1 Wall AD26D 3s1283 1690 RPM Size:6.5Y The AH 1 twin engine versions remain in service with United States Marine Corps (USMC) as the service's primary attack helicopter low differential pressure transducer designed for wet to wet differential pressure measurements of liquids or gases