4 Pack 4" 304 Stainless Steel Hose Clamps, Adjustable 3.5"-4.5
4" 304 Stainless Steel Hose Clamps — Adjustable (3.5"–4.5")
Rust-resistant quick-screw worm-gear clamps — built for dryer vents, HVAC ducting, dust collection and automotive repairs.
Overview: This premium 4-pack of 4-inch hose clamps is constructed from 304 stainless steel for long-lasting, corrosion-resistant performance. The quick-screw worm-gear design makes installation fast and secure — tighten with a standard screwdriver or socket wrench. Adjustable from 3.5" to 4.5" (91–114 mm), they are ideal for dryer vent connections, automotive cooling systems, HVAC ducting, dust collection systems and general DIY repairs.
Buy NowKey Features & Benefits
- Durable Construction: 304 stainless steel resists rust and corrosion for long-term use.
- Adjustable Fit: Quickly adapts between 3.5" and 4.5" diameters for flexible use.
- Quick Installation: Worm-gear design tightens easily with a screwdriver or socket.
- High Tensile Strength: 60,000 PSI rating for dependable clamping force.
- Versatile: Perfect for dryer vents, HVAC, automotive, plumbing and dust collection.
Technical Specifications
| Attribute | Details |
|---|---|
| Material | 304 Stainless Steel |
| Size | 4" (adjustable 3.5"–4.5") |
| Tensile Strength | 60,000 PSI |
| Package Quantity | 4 Clamps |
| Dimensions (pack) | 4.5 × 4.5 × 0.5 inches |
| Item Weight (total) | 3.55 ounces |
| Style | Quick-Screw Worm-Gear |
Why 304 Stainless Steel?
304 stainless steel is widely used for hardware because it combines excellent corrosion resistance with durability and reasonable cost. For applications exposed to occasional moisture — such as dryer vents, HVAC connections or outdoor projects — 304 offers reliable longevity.
Installation Tips
- Position the clamp evenly around the hose or duct to ensure a secure seal.
- Use a flathead screwdriver or 1/4" socket to tighten the worm screw — do not over-tighten; stop once the connection is snug.
- For flexible ducts (aluminum or vinyl dryer hose), compress the hose slightly before tightening to prevent gaps.
Applications & Use Cases
These clamps are engineered for a broad range of projects:
- Dryer vents: Secure flexible dryer ducts to the dryer outlet or wall vent to prevent leaks and ensure safe operation.
- Automotive cooling: Use on radiator hoses and overflow lines where a 4" clamp is appropriate.
- Dust collection systems: Fasten hose connections on woodworking dust collectors and shop vacs.
- HVAC ducting: Ideal for small-diameter duct joints and flexible connectors.
- Plumbing & DIY: General repairs where a strong, adjustable clamp is needed.
Frequently Asked Questions
Will these clamps resist rust outdoors?
304 stainless steel provides good corrosion resistance for most outdoor and indoor environments. For coastal or extremely corrosive environments, consider 316 stainless steel.
What tools do I need to install?
A flathead screwdriver or a 1/4" socket and ratchet are all you need. Tighten until snug; avoid overtightening which can deform thin hoses.
Can I reuse the clamps?
Yes — the worm-gear design allows for removal and reuse, provided the clamp and screw are not damaged.
Package & Warranty
Package includes 4 stainless steel hose clamps. Warranty: Manufacturer offers a limited warranty — please check the product listing or seller page for full warranty terms and conditions.
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