Simpson Strong-Tie SDWS27400SS 4" x .276 Structural Timber Screw 316SS 350ct
Introducing the Strong-Drive SDWS Timber SS heavy-duty structural fastener in severe corrosion–resistant Type 316 stainless steel. Its heavy-duty 0.276"-diameter shank, SawTooth™ point and flat washer head make the SDWS Timber SS the ideal choice for use in applications such as docks, wharves, piers, boardwalks and ledgers where strength and severe-corrosion resistance are critical.
Key Features
- Fast installation — no predrilling, no counterboring, no heavy-duty equipment needed
- Greater withdrawal resistance than spikes
- Patented SawTooth point for fast starts and less driving torque — without predrilling
- Heavy-duty 0.276"-diameter shank provides strength
- Large 0.650"-diameter flat washer head with nibs provides load-bearing area and seats flush with surface
- Deep T50, 6-lobe recess for secure driving
- Type 316 stainless steel provides corrosion resistance even in severe conditions
- Mid-shaft knurl aids in torque reduction
- Available in 3", 4", 5", 6", 8", 10" and 12" lengths
- US Patent: 9,523,383
Applications- Structural wood-to-wood and engineered-wood connections in coastal or severe corrosion environments. Typical applications include piers, boardwalks, wharves and ledgers.
Product Includes- Retail clamshells, cartons and buckets include 6-lobe, T50 driver bit (replacement part # BIT50T-125-RC1)
Specifications:
| Coating/Material | Type 316 Stainless Steel |
| Length (in.) | 4 |
| Head Diameter (in.) | 0.650 |
| Shank Diameter (in.) | 0.276 |
| Drive Type | T50 6-Lobe |
| Head Type | Washer Head |
| Thread Length | 3 |
| Point Type | SawToothâ„¢ Point |
| Packaging Qty. | 350 |
