RCS250E

Res Wirewound Rheostat 250Ω 10% 7.5W 1Elec/1MechTurn 3.18mm 13.08 X 38.11mm Solder Lug Panel Mount

250 Ohm 1 Gang Linear Panel Mount Potentiometer None 1 Kierros Wirewound 7.5W Solder Lug

Allied Electronics:
7.5 WATT MODEL C RHEOSTAT 10%

Electro Sonic:
Res Wirewound Rheostat 250 Ohm 10% 7.5W 1Elec/1MechTurn 3.18mm 13.08 X 38.11mm Solder Lug Panel Mount