ID38mm - 4x5A Pancake Slip Ring - Slipring Elektrik A.S.
Pancake Slip Rings - Senring
Pancake slip rings
Amazon.com: JINPAT 5 Circuits Pancake Slip Rings with Gold-Gold Contact and a Wide Range of Working Temperature : Electronics
Pancake type slip ring - Pancake-Schleifringe / Pancake Slip Rings by B-COMMAND - B-COMMAND GmbH - for robotics / for packaging / for military applications
Amazon.com: JINPAT 3 Circuits Separate Pancake Slip Ring Transferring Current and Signal for Military Use : Electronics