To guarantee Mounting Hardware items of the highest caliber, we go above and beyond industry expectations with rigorous quality control practices. For example, all fasteners and hardware parts are strictly sourced from leading manufacturers that we have vetted, such as Brady and others. Furthermore, countless listings are inspected and tested for fit, form, and function, and our strict NO CHINA SOURCING pledge ensures that everything ships out alongside any qualifying certifications or manufacturing trace documentation. Coupled with other various dedications, we proudly conduct operations with AS9120B, ISO 9001:2015, and FAA AC 00-56B accreditation. Kick off procurement today for part number 19811 and other Roll Of 500 Each. Brady's Permasleeve Heat Shrinkable Sleeves Fit Snugly Around Wires For Maximum Insulation Protection And Permanent Identification. The Full-Circle Insulating Sleeves Meet The Rigid Insulating Material Requirements And Physical Properties Of Mil-Dtl-23053/5 Class 1, Mil-M-81531, Mil-Std-202f, Method 215, And Ul224 When Printed With R5000 Dot Matrix And R4300 And R4502s (For Black Sleeves Only) Thermal Transfer Ribbons. These Fade Resistant, Smudge-Proof Sleeves Can Be Used On With Brady's Sleeve & Datab™ Printers, As Well As Thermal Transfer Printers. items of interest, and see how we at Unlimited Fasteners can serve you.