| Product Name | 3M Glass Cloth Tape 398FRP |
| Part Number | 398FRP |
| 3M Product ID | 7100012710 |
| Backing Material | Glass Cloth |
| Product Color | White |
| Total Tape Thickness without Liner (Imperial) | 7 mil |
| Total Tape Thickness without Liner (Metric) | 0.18 mm |
| Backing Thickness (Imperial) | 5 mil |
| Backing Thickness (Metric) | 0.13 mm |
| Adhesive Type | Acrylic, Pressure-Sensitive |
| Adhesive Thickness (Imperial) | 2 mil |
| Adhesive Thickness (Metric) | 0.05 mm |
| Tensile Strength (Imperial) | 2080 oz/in |
| Tensile Strength (Metric) | 227.7 N/100mm |
| Elongation at Break | 7% |
| Maximum Operating Temperature (Fahrenheit) | 250°F |
| Maximum Operating Temperature (Celsius) | 121°C |
| Minimum Operating Temperature (Fahrenheit) | -20°F |
| Minimum Operating Temperature (Celsius) | -29°C |
| Core Size (Imperial) | 3 in |
| Core Size (Metric) | 7.62 cm |
| Liner Material | Blue Polyethylene, Skip-Slit |
| Smallest Saleable Unit | Roll |
| Shelf Life | 24 Months |
| Indoor/Outdoor Use | Indoor/Outdoor |
| Specifications Met | ASTM D3330, D3652, D3758, F.A.R. 25.853(a), F.A.R. 25.855(d), MIL A-3316C, Boeing BMS 5-146 Type I Class I Grade A |
| Flame Retardant Compliance | F.A.R. 25.853(a), F.A.R. 25.855(d), EU Directive 2003/11/EC |
| Antimony Content | Formulation does not contain antimony |
| Industries | Aerospace, Automotive, Construction, General Industrial, Military & Government, Specialty Vehicles, Transportation |
| Brand | 3M™ |
| Primary Application | Sealing aircraft cargo bay panels and thermal/acoustic insulation |