CHICAGO-LATROBE Spiral Flute Tap: 7/16"-20 UNF, H11 / 1B, 3 Flute, Semi-Bottoming Chamfer (MPN 313532)
The CHICAGO-LATROBE Spiral Flute Tap (MPN 313532) is an oversized spiral-flute tap with a 7/16"-20 UNF thread, featuring an H11 / 1B tolerance, 3 flutes, and a semi-bottoming chamfer. 3G Electric interprets your…
SKU 3G-OTH-211291
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Product Description
The CHICAGO-LATROBE Spiral Flute Tap (MPN 313532) is an oversized spiral-flute tap with a 7/16"-20 UNF thread, featuring an H11 / 1B tolerance, 3 flutes, and a semi-bottoming chamfer. 3G Electric interprets your demand for this OEM-specified tool, sourcing it across 14 industrial departments — with specialist depth in combustion, pumps, and controls — to deliver the right answer, not just a catalog.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is a CHICAGO-LATROBE spiral flute tap used for?
A CHICAGO-LATROBE spiral flute tap is used for threading blind holes in materials such as steel, stainless steel, and aluminum. The spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. This tap is ideal for automotive, aerospace, and general manufacturing applications where precise internal threads are required.
What are the specifications of the CHICAGO-LATROBE 313532 tap?
The CHICAGO-LATROBE 313532 is a spiral flute tap with a 7/16"-20 UNF thread size, H11 / 1B tolerance, 3 flutes, and a semi-bottoming chamfer. It is an oversized tap designed for threading blind holes. The manufacturer part number is 313532, and it is suitable for use with various materials in industrial settings.
Where to buy CHICAGO-LATROBE taps in worldwide?
You can source CHICAGO-LATROBE taps worldwide through 3G Electric, a global industrial equipment distributor established in 1990. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead times. We supply genuine CHICAGO-LATROBE tooling for your manufacturing needs.
How to select the right spiral flute tap for blind holes?
To select the right spiral flute tap for blind holes, match the thread size (e.g., 7/16"-20 UNF) and tolerance (e.g., H11 / 1B) to your application. Choose a semi-bottoming chamfer for threading close to the hole bottom. Ensure the tap material suits your workpiece. For oversized taps like the CHICAGO-LATROBE 313532, verify thread class requirements.
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3G Electric supplies CHICAGO-LATROBE oversized spiral-flute taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.













