M-7
Flight Crew Multiengine; Flight Crew Instrument
Flight Crew Last 90 Days 30; Flight Crew Total 1100; Flight Crew Type 380
Aircraft Equipment Problem Critical; Inflight Event / Encounter Weather / Turbulence; Inflight Event / Encounter Loss Of Aircraft Control
Aircraft; Weather
Weather conditions: Windshear on landing runway 21; Gusting over 25 knots (Crosswind).  Did 360 degree turn (ground loop). Lost brake fluid cap. No flat tires. Would have been able to taxi to ramp without assistance if brake fluid cap on [hydraulic] line on left wheel would not have popped out.  Lost brake fluid on left wheel.  No damage to the airplane.  No injuries.
A Maule M-7 pilot; landing in a gusty crosswind; lost control and ground looped with no damage to the aircraft. Assistance was required to return to the ramp as a hydraulic line cap had departed the aircraft; resulting in the loss of hydraulic fluid to the left brake.