My Account
Shopping Cart

Sierra 18-9128-9 Oetiker Stainless Steel Hose Clamp 7/16" (10-Pack)

Manufacturer

Sierra

<p>For nearly six decades, Sierra has established itself as one of the marine industry's most trusted names in aftermarket engine and drive parts. Founded as a specialized marine parts manufacturer, Sierra has grown into a comprehensive supplier of replacement components, instrumentation, and accessories for both recreational and commercial boating applications. Operating from their 300,000-square-foot distribution center in Litchfield, Illinois, Sierra serves boat owners and marine technicians worldwide with an extensive catalog of parts engineered specifically for the harsh saltwater environment.</p><h3>Marine Engine Excellence</h3><p>Sierra's reputation was built on delivering precision-engineered internal engine components and drive system parts that meet or exceed OEM specifications. Their <a href="/7570-sierra-engine-gasket-set-5404">engine gasket sets</a> provide critical sealing solutions for inboard and outboard motors, while their <a href="/7570-sierra-engine-complete-assembly-15341">engine complete assemblies</a> offer comprehensive replacement options for major overhauls. Each component undergoes rigorous testing to ensure reliability in demanding marine conditions, from corrosion resistance to temperature cycling performance.</p><h3>Instrumentation and Monitoring Systems</h3><p>Accurate instrumentation is essential for boat operators to monitor engine health and prevent costly breakdowns on the water. Sierra's comprehensive line of <a href="/7570-sierra-gauges-200483">gauges</a> includes everything from fuel pressure and temperature indicators to voltmeters and trim gauges, all designed with marine-grade materials that withstand vibration, moisture, and UV exposure. Their <a href="/7570-sierra-tachometer-gauge-1488">tachometer gauges</a> deliver precise RPM readings critical for optimizing engine performance and fuel efficiency. Supporting these instruments, Sierra's <a href="/7570-sierra-gauge-resistor-47908">gauge resistors</a> ensure proper signal conditioning and accurate readings across various sensor types and engine configurations.</p><h3>Expanded Product Portfolio</h3><p>In 2022, Sierra significantly broadened its scope beyond traditional marine engine parts to encompass a wider range of boating accessories and even outdoor power equipment components. This strategic expansion brought established marine brands like Shields and Moeller under the Sierra umbrella, creating a one-stop resource for marine maintenance and replacement parts. The company now offers fuel systems, electrical components, battery charging solutions, and NMEA electronics alongside their traditional engine parts lineup.</p><h3>Quality Backed by Industry-Leading Warranties</h3><p>What sets Sierra apart in the crowded aftermarket marine parts market is their commitment to standing behind every component they manufacture. Their warranty coverage extends beyond simple part replacement—it includes shop labor, haul-out fees, towing charges, and related incidental costs should a warrantied part fail. This comprehensive protection reflects the company's confidence in their manufacturing processes and quality control standards. For boat owners facing repairs far from shore or mechanics working on customer vessels, this peace of mind is invaluable. Whether you're maintaining an outboard motor, rebuilding an inboard engine, or upgrading your boat's instrumentation, Sierra's decades of marine industry experience and commitment to quality make them a reliable choice for keeping your vessel running at peak performance.</p>

Part Number

18-9128-9
06/01/2036 6:12 PM
Sale Price

$12.68

In Stock (10+)

delivery box

Usually delivered within 2 days

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Sierra 18-9128-9 is a premium stainless steel Oetiker clamp designed for marine and powersports applications. This mechanically interlock-style clamp provides a 360-degree seal with consistent clamping force around the entire circumference of the hose.

Key Features:

  • Stainless steel construction for corrosion resistance in marine environments
  • 7/16" (11mm) clamping diameter
  • Oetiker stepless design ensures uniform compression without gaps
  • Single-ear mechanical interlock for secure, permanent installation
  • Ideal for fuel lines, coolant hoses, and water system connections
  • Convenient 10-pack for multiple repairs or installations

Oetiker clamps are the preferred choice for OEM and professional marine mechanics due to their superior holding power and resistance to vibration loosening. These clamps require an Oetiker pincer tool for proper installation and cannot be reused once removed.

Products specifications

Quantity

10

Size

7/16" / 11.3mm

fast easy

easy to use site, great price, wide choice of payment types

Recent purchased new Hawk HPS brakes for my 2010 Hyundai Genesis Coupe 3.8 Track.<br><br>The order was processed quickly, packaged very well, and was the correct items I had ordered. <br><br>Not only did I experiece great customer service and quick shipping/processing, Autoplicity also had the LOWEST price of any vendors for these parts I could find online.<br><br>Great service + Great pricing = Match made in heaven!

great price

Excellent

quick and easy

Good prices, love the Amazon payments bc I use Amazon all the time

I liked the website and it's layout. Very easy to find merchandise. When I called i liked the fact that I was put through to a person right away.

Very easy to order on line and excellent communication, very good price.

Quicker and cheaper than summit

cheapest price, better than summitt or jegs too

Had great price on carburator and shipped quickly. Only whished they had sent shipping information sooner.

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy