Subminiature D Connectors: Type - Subminiature D Receptacle; Number of Positions - 25 pos.; Contact Gender - Sockets (not included); Shell Size - No. - 3; Size - WxDxH - in - 2.10x0.42x0.49 in; Size - WxDxH - mm - 53.3x10.9x12.5mm; Insert Material - Thermoplastic; Shell Type - Material - Steel; Contact Type - Crimp Terminal; Mounting - Clinch Nut Full Shell; Material Rating - Insert: 94V-0; Recommended Contacts - Size 20 DF Socket Contacts; Additional Information - Color: Black. Tin Plated Shell; Manufacturer Series - HDP-20 Series