DNIP100105 3/4 x 3-1/2 in Black Standard Weld Nipple Domes (...)

The Matco‑Norca™ 101‑050110 is a precision-manufactured welded nipple made from domestic black iron pipe, meeting ASTM A‑53 and A‑733 standards. With Schedule 40 wall thickness, it is designed for reliable performance in standard-pressure water, gas, oil, and steam systems. Both ends are precision-cut and machined to ¾″ male NPT per ASME B1.20.1 for secure, leak-resistant connections. The welded body ensures continuous structural strength throughout the nipple, making it ideal for use in HVAC, plumbing, gas, hydronic, and industrial piping systems requiring mid-length threaded couplings.

Domestic Schedule 40 black iron welded nipple, ¾″ nominal diameter × 3½″ length, for threaded piping applications.

Manufacturer: Matco-Norca

Product Features

• Nominal size: ¾″ × 3½″ overall length
• Schedule 40 standard wall thickness
• Fully welded construction with domestic black iron pipe
• ¾″ male NPT threads on both ends, ASME B1.20.1 compliant
• Meets ASTM A‑53/A‑733 specifications
• Rated up to approximately 300 psi (system dependent)
• Withstands temperatures up to approximately 480 °F in non-corrosive conditions

Product Attributes

Availability