Cross Feed Seal or Bridge Seal for AP & Lockheed Calipers

This is the caliper O-ring (Bridge Seal, Channel Seal, Cross Feed Seal) for an AP Lockheed brake caliper:

• Caliper manufacturers and knowledgeable racing mechanics recommend against splitting the caliper halves when rebuilding. If you do split the caliper, the cross feed seal must be replaced prior to reassembly.
• This square-section O-ring seal measures 0.500″ OD x 0.110″ thick.
• Fits many AP Racing / Lockheed calipers including the common LD19 and LD20 calipers used on small formula cars and sports racers.
• The rubber compound is formulated to work with any DOT-rated brake fluid (not for use with hydraulic oil).
• Part # 3596.
• Sold individually.