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WIDIA GTD 3/8"-18 NPS General Purpose Pipe Tap - General Purpose Pipe Taps
WIDIA GTDGeneral Purpose Pipe Taps

WIDIA GTD 3/8"-18 NPS General Purpose Pipe Tap

The WIDIA GTD Pipe and Conduit Thread Tap (3/8"-18 NPS, MPN 16357) is a general purpose pipe tap with a D6 modified bottoming chamfer and 4 flutes. 3G Electric interprets your demand for this OEM threading tool…

SKU 3G-OTH-266008

Brand
WIDIA GTD
Item
3/8"-18 NPS General Purpose Pipe Tap
Part Number
16357
Category
General Purpose Pipe Taps
Available to Order
Also known as:16357WIDIA GTD
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Technical Specifications

WIDIA GTD
Manufacturer Part Number
16357
Type
D6, Modified Bottoming Chamfer
Flute
4

Technical Documents

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WIDIA GTD Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WIDIA GTD Pipe and Conduit Thread Tap (3/8"-18 NPS, MPN 16357) is a general purpose pipe tap with a D6 modified bottoming chamfer and 4 flutes. 3G Electric interprets your demand for this OEM threading tool, sourcing it across 14 industrial departments — with specialist depth in combustion, pumps and controls — to deliver the right answer, not just a catalog.

Frequently Asked Questions

What is a WIDIA GTD 3/8"-18 NPS pipe tap used for?

This WIDIA GTD pipe tap is used to cut National Pipe Straight (NPS) threads in pipe and conduit for mechanical joints and electrical fittings. It is ideal for general-purpose threading in steel, stainless steel, and non-ferrous materials across industrial maintenance, plumbing, and electrical applications.

What are the specifications of the WIDIA GTD 16357 pipe tap?

The WIDIA GTD 16357 is a 3/8"-18 NPS pipe tap with a D6 modified bottoming chamfer and 4 flutes. It is designed for through-hole or blind-hole threading in pipe and conduit. The D6 geometry provides chip clearance and thread finish suitable for general-purpose use.

Where to buy WIDIA GTD pipe taps worldwide?

3G Electric supplies WIDIA GTD pipe taps like the 16357 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact our team for a quote and lead time on this and other WIDIA threading tools across our 14 industrial departments.

How to select the correct WIDIA GTD pipe tap for NPS threads?

Select a WIDIA GTD pipe tap by matching the thread size (e.g., 3/8"-18 NPS) and chamfer type to your application. A modified bottoming chamfer like the D6 works for blind holes, while taper chamfers suit through-holes. Always verify material hardness and use appropriate cutting fluid for best thread quality.

Used in

Common applications for WIDIA GTD
Automotive repair — WIDIA GTD hand taps (e.g., M14x2) for rethreading aluminum engine components and transmission housings.
Aerospace maintenance — WIDIA GTD straight flute taps for threading non-ferrous airframe parts during repair and overhaul.
General engineering — WIDIA GTD M6x1 and M8x1.25 hand taps for creating metric threads in aluminum fixtures and jigs.
Energy sector — WIDIA GTD M18x1.5 taps for threading aluminum valve bodies and manifolds in pneumatic systems.
Appliance manufacturing — WIDIA GTD M12x1.75 taps for producing threaded holes in aluminum casings and frames.
Bicycle frame building — WIDIA GTD M16x2 taps for threading bottom bracket shells and other aluminum frame components.
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WIDIA GTD Products

3G Electric supplies WIDIA GTD general purpose pipe taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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WIDIA GTD
General purpose pipe tap for creating NPT/ANPT tapered threads in metal. Features H11 hardness, taper chamfer, and 5 flutes. Commonly used in plumbing, hydraulic, and pneumatic systems for leak-proof pipe connections

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