Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
OSG 1 1/4"-11.5 NPT/ANPT Interrupted-Thread Pipe Tap, High Speed Steel, 5 Flutes - Interrupted-Thread Pipe Taps
OSGInterrupted-Thread Pipe Taps

OSG 1 1/4"-11.5 NPT/ANPT Interrupted-Thread Pipe Tap, High Speed Steel, 5 Flutes

The OSG Pipe and Conduit Thread Tap (SKU 3G-OTH-273701) is an interrupted-thread pipe tap with a 1 1/4"-11.5 NPT/ANPT size, 5 flutes, and high-speed steel construction (MPN 1315800). 3G Electric sources this genuine…

SKU 3G-OTH-273701

Brand
OSG
Item
1 1/4"-11.5 NPT/ANPT Interrupted-Thread Pipe Tap, High Speed Steel, 5 Flutes
Category
Interrupted-Thread Pipe Taps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OSG
Manufacturer Part Number
1315800
Type
Interrupted Thread, High Speed Steel
Flute
5

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The OSG Pipe and Conduit Thread Tap (SKU 3G-OTH-273701) is an interrupted-thread pipe tap with a 1 1/4"-11.5 NPT/ANPT size, 5 flutes, and high-speed steel construction (MPN 1315800). 3G Electric sources this genuine OSG tool across 14 industrial departments, with specialist expertise in combustion, pumps, and controls ensuring accurate sourcing and support.

Frequently Asked Questions

What is the OSG 1 1/4"-11.5 NPT/ANPT interrupted-thread pipe tap used for?

This OSG pipe tap is designed for threading pipe and conduit connections in industrial piping systems. It creates NPT/ANPT tapered threads in metal components for leak-proof joints in hydraulic, pneumatic, and plumbing applications.

What are the specifications of the OSG pipe tap MPN 1315800?

The OSG pipe tap has a thread size of 1 1/4"-11.5 NPT/ANPT, features 5 flutes with an interrupted-thread design, and is made from high-speed steel. The manufacturer part number is 1315800.

Where to buy the OSG 1315800 pipe tap worldwide?

3G Electric supplies the OSG 1315800 pipe tap worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to select the correct OSG interrupted-thread pipe tap for NPT threading?

Select the tap based on the required thread size and standard—NPT or ANPT. The OSG 1315800 is for 1 1/4"-11.5 threads. Ensure the tap material (HSS) matches the workpiece hardness. For best results, use proper cutting fluid and follow standard tapping practices.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

OSG Products

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

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Compatible alternatives & equivalents

Cross-referenced by specification & description
This interrupted-thread pipe tap is made from high-speed steel with 7 flutes. It cuts internal NPT or ANPT threads in pipe and conduit fittings. The interrupted-thread design reduces cutting torque and chip buildup, suitable for through-hole threading in steel and stainless steel
OSG
This interrupted-thread pipe tap is made from high-speed steel with 7 flutes. It cuts internal NPT or ANPT threads in pipe and conduit fittings. The interrupted-thread design reduces cutting torque and chip buildup, suitable for through-hole threading in steel and stainless steel
Interrupted-thread pipe tap for NPT/ANPT threads. Made from high-speed steel with 7 flutes. Designed for through-hole threading in ferrous materials. Suitable for plumbing, hydraulic, and pneumatic systems requiring leak-proof joints
OSG
Interrupted-thread pipe tap for NPT/ANPT threads. Made from high-speed steel with 7 flutes. Designed for through-hole threading in ferrous materials. Suitable for plumbing, hydraulic, and pneumatic systems requiring leak-proof joints
Interrupted-thread pipe tap for threading 1 1/4"-11.5 NPT or ANPT pipe and conduit. The 5-flute design reduces cutting torque and improves chip evacuation. Suitable for use in plumbing, hydraulic systems, and gas lines
OSG
Interrupted-thread pipe tap for threading 1 1/4"-11.5 NPT or ANPT pipe and conduit. The 5-flute design reduces cutting torque and improves chip evacuation. Suitable for use in plumbing, hydraulic systems, and gas lines
This interrupted-thread pipe tap from OSG is designed for threading NPT or ANPT tapered threads in metal components. With 7 flutes and a 1 1/2"-11.5 thread size, it provides chip clearance for threading pipe and conduit in industrial piping systems
OSG
This interrupted-thread pipe tap from OSG is designed for threading NPT or ANPT tapered threads in metal components. With 7 flutes and a 1 1/2"-11.5 thread size, it provides chip clearance for threading pipe and conduit in industrial piping systems
Interrupted-thread pipe tap for threading pipe and conduit in industrial piping systems. Creates 2"-11.5 NPT/ANPT threads in metal components. 7-flute design provides chip clearance. Suitable for plumbing, hydraulic, and pneumatic applications requiring leak-proof joints
OSG
Interrupted-thread pipe tap for threading pipe and conduit in industrial piping systems. Creates 2"-11.5 NPT/ANPT threads in metal components. 7-flute design provides chip clearance. Suitable for plumbing, hydraulic, and pneumatic applications requiring leak-proof joints
Interrupted-thread pipe tap for threading 3/4"-14 NPT/ANPT pipe and conduit. The 5-flute design reduces cutting torque and improves chip evacuation, suitable for through-hole threading in steel, stainless steel, and other materials. Commonly used in plumbing, hydraulic, and pneumatic systems for leak-proof connections
OSG
Interrupted-thread pipe tap for threading 3/4"-14 NPT/ANPT pipe and conduit. The 5-flute design reduces cutting torque and improves chip evacuation, suitable for through-hole threading in steel, stainless steel, and other materials. Commonly used in plumbing, hydraulic, and pneumatic systems for leak-proof connections

More from OSG

View all OSG parts →
Interrupted-thread pipe tap for threading 1/4"-18 NPTF pipe and conduit in metal. The 5-flute design reduces cutting torque and improves chip evacuation for cleaner threads. Suitable for plumbing, hydraulic, and pneumatic systems requiring leak-proof connections
OSG
Interrupted-thread pipe tap for threading 1/4"-18 NPTF pipe and conduit in metal. The 5-flute design reduces cutting torque and improves chip evacuation for cleaner threads. Suitable for plumbing, hydraulic, and pneumatic systems requiring leak-proof connections
This OSG pipe tap features an interrupted-thread design for reduced cutting torque and improved chip evacuation. It cuts NPTF threads in pipe and conduit fittings for leak-proof joints in hydraulic, pneumatic, and plumbing systems. Suitable for use in steel, stainless steel, and other industrial materials
OSG
This OSG pipe tap features an interrupted-thread design for reduced cutting torque and improved chip evacuation. It cuts NPTF threads in pipe and conduit fittings for leak-proof joints in hydraulic, pneumatic, and plumbing systems. Suitable for use in steel, stainless steel, and other industrial materials
This OSG interrupted-thread pipe tap is made from high-speed steel with 5 flutes. It cuts internal NPTF threads in pipe and conduit fittings for leak-proof joints in hydraulic, pneumatic, and plumbing systems. The interrupted-thread design reduces cutting torque and chip clogging in blind holes
OSG
This OSG interrupted-thread pipe tap is made from high-speed steel with 5 flutes. It cuts internal NPTF threads in pipe and conduit fittings for leak-proof joints in hydraulic, pneumatic, and plumbing systems. The interrupted-thread design reduces cutting torque and chip clogging in blind holes
Interrupted-thread pipe tap for cutting internal NPTF threads in pipe and conduit fittings. The interrupted-thread design reduces cutting torque and improves chip evacuation. Suitable for threading in hydraulic, pneumatic, and plumbing systems requiring dryseal threads
OSG
Interrupted-thread pipe tap for cutting internal NPTF threads in pipe and conduit fittings. The interrupted-thread design reduces cutting torque and improves chip evacuation. Suitable for threading in hydraulic, pneumatic, and plumbing systems requiring dryseal threads
This interrupted-thread pipe tap is designed for creating 1/8"-27 NPT/ANPT tapered threads in pipe and conduit connections. The 5-flute design and interrupted thread geometry reduce cutting torque and improve chip evacuation. Typical applications include threading metal components in plumbing, hydraulic systems, and instrumentation
OSG
This interrupted-thread pipe tap is designed for creating 1/8"-27 NPT/ANPT tapered threads in pipe and conduit connections. The 5-flute design and interrupted thread geometry reduce cutting torque and improve chip evacuation. Typical applications include threading metal components in plumbing, hydraulic systems, and instrumentation
Interrupted-thread pipe tap for cutting internal NPT or ANPT threads in pipe fittings and conduit. The interrupted-thread design reduces cutting torque and improves chip evacuation. Suitable for creating leak-proof threaded joints in plumbing, pneumatic, and hydraulic systems
OSG
Interrupted-thread pipe tap for cutting internal NPT or ANPT threads in pipe fittings and conduit. The interrupted-thread design reduces cutting torque and improves chip evacuation. Suitable for creating leak-proof threaded joints in plumbing, pneumatic, and hydraulic systems
This interrupted-thread pipe tap cuts NPTF threads in pipe and conduit fittings. The interrupted-thread design reduces cutting torque and improves chip evacuation. Suitable for threading in hydraulic, pneumatic, and plumbing systems
OSG
This interrupted-thread pipe tap cuts NPTF threads in pipe and conduit fittings. The interrupted-thread design reduces cutting torque and improves chip evacuation. Suitable for threading in hydraulic, pneumatic, and plumbing systems
This OSG pipe tap features a 1/2"-14 NPTF thread size with an interrupted-thread design that reduces cutting torque and improves chip evacuation. It is used for cutting internal threads in pipe and conduit fittings for leak-proof joints in hydraulic, pneumatic, and plumbing systems
OSG
This OSG pipe tap features a 1/2"-14 NPTF thread size with an interrupted-thread design that reduces cutting torque and improves chip evacuation. It is used for cutting internal threads in pipe and conduit fittings for leak-proof joints in hydraulic, pneumatic, and plumbing systems