Red Caps And Plugs Pack Of 100 Caplugs 042201HB Tapered OD 1.451 In. Cap With ID 1.6 In T-17S Red Plastic Caps The tapered design allows the opportunity to cover a vast range of cap or plug applications. CAPLUGS Tapered Cap/Plug, PK5000 - 60LU94|T-00S 030201HB - Grainger Tapered design provides a range for the parts to fit in components Cap OD 1.451 Plug ID 1.6 T-17S. Designed to be used as a cap or a plug, the T Series is tapered to fit a wide range of applications to protect from... These caps/plugs may be used for mil Std, sae-type fittings, hydraulic and threaded or non threaded fittings. Caplugs T-17S Designed to be ed as a cap or a plug, the T Series Flanged for easy installation and removal