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The National N222117 is a standard 1/4 inch by 1-3/8 inch by 4 inch zinc round U bolt. This type of fastener is designed for heavy-duty applications in various construction and plumbing tasks.
Ideal for use in plumbing, HVAC, and construction applications that require sturdy fastening solutions.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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