Image Nyglass Cam & Groove/Camlock Type DC Dust Cap Product Options Part Number Size Seal Material NGH075A 20 mm EPDM Nyglass NGH100A 25 mm EPDM Nyglass NGH125A 32 mm EPDM Nyglass NGH150A 40 mm EPDM Nyglass NGH200A 50 mm EPDM Nyglass NGH300A 75 mm EPDM Nyglass NGH400A 100 mm EPDM Nyglass