pipe & flange Standard Duty Non-Upset End Tubing Protection Caplugs No. NUO-2375 NUO-2875 NUO-3500 To Fit NUE Tubing (In) 2-3/8 2-7/8 3-1/2 Description Pin Open End Pin Open End Pin Open End API Class Standard Duty Standard Duty Standard Duty Carton Quantity 100 100 100 Standard Duty External Upset End Tubing Protection Caplugs No. UEO-2375 UEO-2875 UEO-3500 UEO-4500 To Fit NUE Tubing (In) 2-3/8 2-7/8 3-1/2 4-1/2 Description Pin Open End Pin Open End Pin Open End Pin Open End API Class Standard Duty Standard Duty Standard Duty Standard Duty For prices, free samples and online ordering, visit our web site at www.caplugs.com. NUO Series Mini Pak Quantity n/a n/a n/a UEO Series Carton Quantity 100 100 100 80 1.888.CAPLUGS (227.5847) Mini Pak Quantity n/a n/a n/a n/a 343http://www.caplugs.com