Band width: 5mm
Band thick: 0.5mm
Material: W4
The 505 Series Stainless Steel one ear clamp is a specialized, non-adjustable hose clamp designed to provide constant, spring-loaded clamping force. Unlike worm gear clamps, it contains no screw, thread, or moving parts. Its functionality relies entirely on the inherent spring tension of its pre-formed stainless steel band and the unique "single-ear" latching mechanism.
Design of one ear clamp
Material: Crafted from high-grade Austenitic Stainless Steel (typically AISI 301 or 304). This provides:
Excellent Corrosion Resistance.
High Spring Properties & Fatigue Resistance: The steel is hardened and tempered to maintain its tension and "memory" over millions of compression/expansion cycles without relaxing.
Durability in harsh thermal and chemical environments.
Screw-Less, Spring-Action Design:
Constant Force: The clip applies a pre-determined, continuous clamping force. This allows it to automatically compensate for thermal expansion and contraction of the hose and fitting, as well as material creep, maintaining a consistent seal.
Vibration-Proof: With no threaded parts to loosen, it is highly resistant to vibration-induced failure.
Single-Ear Latching Mechanism:
The "single ear" is a formed protrusion with a precise opening or hook.
Installation is performed using specialized pliers that squeeze the two free ends of the band together, allowing the protruding "tang" or hook on one end to engage with the opening in the "ear" on the other end.
Once engaged, the spring steel's stored energy provides the clamping force.
Smooth, Beaded Band:
The band is smooth (no perforations) with rolled, beaded edges to prevent hose damage during installation and service.
Typical Applications of one ear clamp
This clip is engineered for OEM (Original Equipment Manufacturer) applications where conditions are well-defined, and specific, consistent clamping force is critical:
Automotive & Transportation: Engine coolant hoses, heater cores, small-diameter fuel lines, power steering lines.
Appliance Industry: Inlet/outlet connections on pumps, heaters, and dispensers.
Fluid Handling Systems: Where thermal cycling is expected.
General low-to-medium pressure hose connections on rigid fittings.
The 505 Series Stainless Steel Single-Ear Spring Clip is a precision-engineered, maintenance-free fastening solution. It sacrifices field adjustability for superior performance in dynamic sealing applications, offering exceptional reliability through its unique constant-tension, screw-less spring design.
FAQ of Single Ear Clamp
Q: What does "Stepless" mean in a single ear clamp?
A: Stepless means the inner band of the clamp has no overlaps or gaps. This provides a smooth, continuous 360-degree seal around the hose, which is critical for preventing leaks in small diameter or thin-walled hoses.
Q: Can single ear clamps be reused?
A: No, ear clamps are designed for single-use. They provide a permanent, tamper-proof connection. To remove them, you must cut the "ear" with a pincer.
Q: Why use 304 stainless steel instead of galvanized steel for ear clamps?
A: Since ear clamps are often used in beverage systems, PEX plumbing, and automotive under-hood areas, 304 stainless steel offers superior corrosion resistance and food-grade safety compared to galvanized options.
