IRWIN 1904ZR Taper Pipe Tap, 3/8-18 NPT, High Carbon Steel

IRWIN 1904ZR Taper Pipe Tap, 3/8-18 NPT, High Carbon Steel

• IRWIN 1904ZR is a Hanson taper pipe tap designed to cut internal threads in pipes and pipe fittings. This high carbon steel tap has a 3/8-18 NPT thread size, taper chamfer, and 4-flute design for pipe threading applications.
• Features:
  • 3/8-18 NPT thread size is designed for compatible National Pipe Taper threading applications.
  • Taper pipe tap design cuts internal threads in pipes and is intended for pipe fitting work.
  • High carbon steel construction provides the specified tool material for this tap.
  • 4-flute configuration supports chip clearance during hand threading operations.
  • Designed for pipe fittings and internal pipe threading where a taper chamfer tap is required.
• Specifications:
  • Manufacturer: IRWIN
  • Part Number: 1904ZR
  • MPN: 1904ZR
  • UPC: 042526019043
  • Product Type: Taper pipe tap
  • Thread Size: 3/8-18 NPT
  • Thread Standard: NPT
  • Chamfer Style: Taper
  • Number of Flutes: 4
  • Material: High carbon steel
  • System Compatibility or Application: Designed to cut internal threads in pipes and for pipe fitting applications
• The Taper Pipe Tap can also be referred to as pipe tap, NPT tap, taper pipe tap, 3/8-18 NPT tap, and Hanson pipe tap.

IRWIN manufactures hand tools, cutting tools, and threading tools for professional trade, maintenance, and industrial applications. The IRWIN Hanson line is widely used for taps, dies, extractors, and related metalworking and threading tasks.

Q: What thread size is IRWIN 1904ZR?
A: This tap has a verified 3/8-18 NPT thread size.

Q: What is this tap designed to do?
A: It is designed to cut internal threads in pipes and for pipe fitting applications.

Q: What material is this tap made from?
A: Verified listings identify this tap as high carbon steel.

Q: Does this SKU include multiple distinct components?
A: No. This SKU is a single taper pipe tap, so an Includes section is not used.