683 Series Master Cylinders
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683 Series Master Cylinders

Perfect for aircraft with oversized tires or poor pedal geometry that require a master cylinder with more output pressure.

These master cylinders with a 1/2" diameter cylinder bore produce 36% more output pressure
than a standard 5/8" cylinder
bore master cylinder.

Part Number
683-508 shown

Piston Stroke = 1.4"
• Bore Diameter: 1/2"
• Displacement: = 0.275 cu-in
• Outlet Ports: 1/8" NPT
• Max Pressure = 1,200 psi
• For use with MIL-H-5606 Fluid

 
Part
Number
Pin-to-Pin
Length
Upper
Attachment
Lower
Attachment
Weight Price
683-504 8.0" Clevis 90° Offset 5.6 oz. $279.00
683-505 7.5" Clevis Cross Drilled 5.3 oz. $279.00
683-506 8.0" Clevis Cross Drilled 5.6 oz. $279.00
683-507 7.25" Clevis Inline 5.0 oz. $279.00
683-508 7.25" Clevis 90° Offset 5.0 oz. $279.00