Replace OEM part number: 381091-00 Size: 9.75 X 3.40 X 0.80 inches For DeWalt circular saw DC390 DCS391 DW939 DW936 For: DW936 Type 1, DW936K Type 1, DW936 Type 2, 2836K Type 1, DC300K Type 1, DC310K Type 1, DC390B Type 1, DC390B Type 2, DC390K Type 1, DC390K Type 2, DCS391B Type 1, DCS391B Type 2, DCS391B Type 3, DCS391B-B3 Type 1, DCS391B-B3 Type 2, DCS391L1 Type 1, DCS391M1 Type 1, DCS391P1 Type 3, DCS392 Type 1, DCS393 Type 1, DCS393 Type 3, DCX5200 Type 1, DW939K Type