O-Ring for Video Housings 6011.24, 6011.27, 6011.30, 6012.20, 6012.30, 6035.04, 6035.05, 6035.17, 6035.18, 6035.19, 6035.38, 6035.39, 6037.75, 6037.79, 6037.80, 6037.90, 6037.95, 6038.02, 6038.03, 6038.05, 6038.07, 6038.09, 6038.11, 6038.12, 6038.29, 6038.30, 6040, 6041, 6043, and digital housings 6188, 6194, 6191, 6198, 6111.07, 6111.17, 6111.28 (and all other cameras installed in the DC-572 housing). This o-ring should be used with Ikelite standard Silicon Grease