...re panel processing for installation. 3. The PF085A Hold-down Clip is included with the H3M and H2A. It is an option (sold separately) for the H2C. Sockets PYF(Z) Series PTF(Z) Series PYF08M ...

https://www.ia.omron.com/data_pdf/cat/common_sockets_ds_e_6_10_csm1819.pdf