Specification Sheet UNI413 Security Seal The UNI413 is our extra-long 490mm polypropylene pull-through seal with thick 3.7mm diameter smooth tail. The UNI413's integrated stainless-steel metal insert and heavy-duty construction provides a pull-strength of 30KgF for demanding applications. As one of our longest seals, it is perfectly suited for securely sealing large items, including mail sacks and courier bags, industrial valves, inspection hatches and vehicle doors. Applications Postal applications e.g. mail sacks, oil & gas industries e.g. tanker valves / fuel hatches, secure transportation Available Colours Stock: blue (pre-numbered from UK stocks). Full range of colours available on request. Size Guide 490mm overall length (useable 410mm) Material Polypropylene (100% recyclable) / stainless steel insert Technical specs Operating temperature: -40°C to +80°C Tensile strength: 30kgF Customisation Options Organisation logo, bespoke text and markings, sequential numbering / barcoding / QR codes. Laser-printed as standard. Thermal and hotstamp printing also available on request. Quantity Carton Dimensions Box Weight Pallet Info