OSG Pipe Tap: 1/8"-27 NPT, 3 Flute, Interrupted Thread, V Coated Cobalt (MPN 1657504008)
SKU 3G-OTH-270954
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Frequently Asked Questions
What is an OSG interrupted-thread pipe tap used for?
An OSG interrupted-thread pipe tap is used to cut NPT threads in pipe fittings and holes for leak-proof joints in plumbing, hydraulic, and pneumatic systems. The interrupted thread design reduces cutting torque and chip clogging in tough materials like stainless steel and alloy steels.
What are the specifications of the OSG 1/8"-27 NPT pipe tap?
This OSG pipe tap has a 1/8"-27 NPT thread size, 3 flutes, interrupted thread design, and V-coated cobalt construction. The manufacturer part number is 1657504008. It is designed for threading in hard materials and provides improved chip evacuation and tool life.
Where to buy OSG pipe taps worldwide?
3G Electric supplies OSG pipe taps like the 1/8"-27 NPT interrupted-thread tap (MPN 1657504008) to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this and other OSG cutting tools.
How to select the right OSG pipe tap for NPT threads?
Select an OSG pipe tap based on thread size (e.g., 1/8"-27 NPT), material hardness, and thread type. For tough materials like stainless steel, choose a V-coated cobalt tap with interrupted threads to reduce torque and improve chip control. Always match the tap to the required thread class and hole preparation.
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Common applications for OSGOSG Products
3G Electric supplies OSG interrupted-thread spiral-flute pipe taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









