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| PartNumber | HRHT-2/4 | HRHT-2/3 | HRHT-2/2 |
| Description | Heat Shrink Tubing and Sleeves HRHT-2/4 | Heat Shrink Tubing and Sleeves HRHT-2/3 | HRHT-2/2 |
| Manufacturer | TE Connectivity | TE Connectivity | - |
| Product Category | Heat Shrink Tubing and Sleeves | Heat Shrink Tubing and Sleeves | - |
| Material | Polyolefin (PO) | Polyolefin (PO) | - |
| Length | 4 in | 3 in | - |
| Inside Diameter | 38.1 mm | 38.1 mm | - |
| Recovered Diameter | 5.8 mm | 5.8 mm | - |
| Shrink Ratio | 6:1 | 6:1 | - |
| Series | HRHT | HRHT | - |
| Packaging | Bulk | Bulk | - |
| Brand | TE Connectivity / Raychem | TE Connectivity / Raychem | - |
| Flammability Rating | UL Recognized | UL Recognized | - |
| Maximum Temperature | + 135 C | + 135 C | - |
| Dielectric Strength | 200 V/mil | 200 V/mil | - |
| Maximum Operating Temperature | + 135 C | + 135 C | - |
| Minimum Operating Temperature | - 55 C | - 55 C | - |
| Product Type | Heat Shrink Tubing and Sleeves | Heat Shrink Tubing and Sleeves | - |
| Factory Pack Quantity | 1 | 1 | - |
| Subcategory | Wire & Cable Management | Wire & Cable Management | - |
| Part # Aliases | 639704-000 | 134710-000 | - |