HP's Part Number (p/n) # is: 5187-6114 For HP Pavilion Models: a630n, a700y CTO, a724n, a730n, a744x, a747c, a749c Bundle, a750e CTO, a750y CTO, a752n, a762x, a767c, a775c, a785c, a805n, a810e CTO, a810y CTO, a813w, a815n, a815y CTO, a817n, a818n, a819n, a820n, a824n, a830n, a832n, a844n, a847c, a850e CTO, a850y CTO, a867c, m1171n, w5020la, w5050la, Model Number HP-D3057F3R

Also compatible with HP Media Center models: m1050e CTO, m1050y CTO, m1070n, m1072n, m1080n, m1082n, m1090n, m1095c, m1170n, m1180n, m1195c, m1270n, m1277c, m1280n, m1297c. HP-D3057F3R

Dimensions 5.5" x 5.9" x 3.4"