CHICAGO-LATROBE Tap Kit: #3-56 UNF, H2 / 2B, 3 Flute
The CHICAGO-LATROBE Tap Kit is a three-piece hand tap set for #3-56 UNF threads, featuring H2 / 2B tolerance, TiN coated high speed steel, and 3 flutes. The set includes one plug tap (MPN 355803). 3G Electric…
SKU 3G-OTH-319646
Need installation or engineering help?
Ask a question
Product Description
The CHICAGO-LATROBE Tap Kit is a three-piece hand tap set for #3-56 UNF threads, featuring H2 / 2B tolerance, TiN coated high speed steel, and 3 flutes. The set includes one plug tap (MPN 355803). 3G Electric interprets this demand and delivers genuine industrial equipment across 14 departments, with specialist depth in combustion, pumps, and controls as an authorised distributor.
Frequently Asked Questions
What is the CHICAGO-LATROBE Tap Kit #3-56 UNF used for?
This tap kit is used for creating internal threads in pre-drilled holes for #3-56 UNF fasteners. It is suitable for general machining and maintenance applications in metalworking, automotive, and aerospace industries where precise, fine-pitch threads are required in steel or aluminum.
What are the specifications of the CHICAGO-LATROBE Tap Kit 355803?
The kit includes a #3-56 UNF plug tap with H2 / 2B tolerance, 3-flute design, and TiN-coated high-speed steel construction. The manufacturer part number is 355803. It is designed for threading blind or through holes and provides good wear resistance and chip evacuation.
Where to buy the CHICAGO-LATROBE Tap Kit 355803 worldwide?
3G Electric supplies the CHICAGO-LATROBE Tap Kit 355803 to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this precision tap kit globally.
How to select the correct tap for #3-56 UNF threads?
For #3-56 UNF threads, use a tap marked #3-56 UNF with the appropriate tolerance (e.g., H2 for 2B class fit). A plug tap, as in this CHICAGO-LATROBE kit, is ideal for most applications. Ensure the drill size matches the tap's recommended hole diameter for proper thread depth.
Used in
Common applications for CHICAGO-LATROBECHICAGO-LATROBE Products
3G Electric supplies CHICAGO-LATROBE three-piece hand tap sets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















