19829 Type J Thermocouple, 3/8" L Bayonet Tip With Two Prong Male Plug, 1-1/2" L Adjustable Clamp Relief Spring, And Cap, 48" Length Teflon Leads With Stainless Steel Overbraid, Thermocouple Has A Tack Welded Spring To Fit In Narrow Holes. Compare This Thermocouple To Jba-9048.