Thomas & Betts 2523 Cord Connector Brand: Thomas & Betts. Part Number: 2523. T&B Strain Relief Cord Connector, Liquidtight, Series: Ranger , 1/2 in, Cable Openings: 0.45 to 0.56 in, S/SO Cable, Thread, Die Cast Zinc, Zinc Plated, Metallic, 105 deg C, 1-5/32 in Dia x 1-11/16 in L. Additional Description: TB -2523 1/2 IN CORD CONN .450-.560 RANG RANG. Catalog Description: Liquidtight Strain Relief Cord Connector, 1/2 Inch, Straight, Cord Range 0.450 to 0.560 Inch, Die Cast Zinc..