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The Southland 510-903HC is a malleable iron galvanized lock nut designed for reliable fastening in plumbing and mechanical applications. This durable lock nut secures fittings and is suitable for various installations.
This lock nut ensures a secure grip and prevents loosening over time.
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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