Sierra 18-8034-9 Snapper Clamp, Size 12, Clamp Range.670 -.780 Inch, Pack of 10

The Sierra 18-8034-9 Snapper Clamp is a size 12 hose clamp built for marine fuel line and hose connections that require a secure, corrosion-resistant seal. Each package contains 10 clamps, making it a convenient stock-up option for boat owners, technicians, and shops that service multiple fuel line connections during the same job. The clamp closes over a range of.670 inch to.780 inch (17mm to 19.8mm), matching hose diameters commonly found on marine fuel systems.

Constructed from metal alloy, the 18-8034-9 is designed for the demanding marine environment where hose clamps are exposed to fuel, moisture, and vibration. It is built to meet or exceed the performance of the original equipment part it replaces, giving installers a dependable aftermarket option without sacrificing fit or clamping force. Each individual clamp measures 0.39 x 0.39 x 0.39 inches.

This clamp is cross-referenced to original equipment part number 329654, so it is a direct fit wherever that OEM number is called for. Whether replacing worn-out clamps during routine fuel line maintenance or completing a full fuel system rebuild, the pack-of-10 quantity means you have enough clamps on hand to finish the job without ordering again.

Specifications

• Brand: Sierra
• Manufacturer Part Number: 18-8034-9
• Clamp Size: 12
• Clamp Range: 0.670 inch to 0.780 inch (17mm to 19.8mm)
• Package Quantity: 10
• Material: Metal Alloy
• Item Dimensions: 0.39 x 0.39 x 0.39 inches
• Weight: 0.04 pounds
• OEM Cross Reference: 329654, 3852196
• Category: Boat Fuel Lines & Hoses

Fitment

Fits applications originally using clamp size 12 in the.670 inch to.780 inch clamping range, including OEM part number 329654.

Replaces (OEM)

• 329654
• 3852196

Frequently Asked Questions

What size is the Sierra 18-8034-9 clamp? The Sierra 18-8034-9 is a size 12 clamp with a clamping range of.670 inch to.780 inch (17mm to 19.8mm).

How many clamps come in a package? Each package of the Sierra 18-8034-9 Snapper Clamp contains 10 clamps.

What OEM part numbers does this clamp cross-reference to? The Sierra 18-8034-9 is interchangeable with OEM part numbers 329654 and 3852196.

What material is the Sierra 18-8034-9 clamp made from? It is made from metal alloy, suited to the corrosive marine environment where fuel line clamps are used.

What are the dimensions of a single clamp? Each Sierra 18-8034-9 clamp measures 0.39 x 0.39 x 0.39 inches.

How much does the package weigh? The Sierra 18-8034-9 Snapper Clamp package weighs 0.04 pounds.

Is this an OEM part or an aftermarket replacement? The Sierra 18-8034-9 is an aftermarket clamp designed to meet or exceed the performance of the original equipment part it replaces, including OEM number 329654.

What is this clamp used for? This size 12 clamp is used to secure marine fuel line and hose connections that fall within its.670 inch to.780 inch clamping range.

Do I need to buy clamps individually or as a set? The Sierra 18-8034-9 is sold in a package of 10, so no individual-unit purchase is needed for jobs requiring multiple clamps.

What brand makes the 18-8034-9 clamp? The 18-8034-9 Snapper Clamp is made by Sierra.