Thomas & Betts 5335 Liquidtight Conduit Connector Brand: Thomas & Betts. Part Number: 5335. T&B Conduit Connector, Insulated Straight, Series: 53 Series, 1-1/4 in, For Use With: Liquid Tight Flexible Metal Conduits, Steel, Chromate Coated/Electro-Zinc Plated, 2-1/2 in L x 2-9/32 in W. Additional Description: TB -5335 1 1/4 INCH INSUL. LIQ.TIGHT CONN ST ST. Catalog Description: 1-1/4 Inch Straight Steel Insulated Liquidtight Connector..