The 1" x 3-1/2" Black Iron Nipple from Braxton Harris is engineered for strength and reliability in plumbing applications. Constructed from premium black iron, this nipple is perfect for connecting pipes in gas and water systems. Its 1" diameter and 3-1/2" length make it versatile for various installations, while the threaded ends ensure a tight, leak-proof seal with standard NPT fittings. This product adheres to industry standards, providing peace of mind for both contractors and homeowners alike.