Thomas & Betts LT50M Plastic Bullet Liquidtight Conduit Connector Brand: Thomas & Betts. Part Number: LT50M. T&B Plastic Bullet Conduit Connector, Flexible Straight, 1/2 in, For Use With: Liquid Tight NMC Non-Metallic Conduits Type B and NMT Flexible Tubing, Steel, 1-3/8 in W. Additional Description: TB -LT50M 1/2IN STR LT BULLETCONN STL W/NYL. Catalog Description: 1/2 Inch Steel Liquidtight Bullet With Nylon Insert..