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CHICAGO-LATROBE Straight Flute Tap: 7/16"-20 UNF, H3 / 2B, 4 Flute, Plug Chamfer, LH (MPN 317722) - Left-Hand Thread Taps
CHICAGO-LATROBELeft-Hand Thread Taps

CHICAGO-LATROBE Straight Flute Tap: 7/16"-20 UNF, H3 / 2B, 4 Flute, Plug Chamfer, LH (MPN 317722)

The CHICAGO-LATROBE Straight Flute Tap (MPN 317722) is a left-hand thread tap with a 7/16"-20 UNF thread size, featuring an H3 / 2B tolerance, 4 flutes, and a plug chamfer. 3G Electric sources this precision…

SKU 3G-OTH-265142

Brand
CHICAGO-LATROBE
Item
Straight Flute Tap: 7/16"-20 UNF, H3 / 2B, 4 Flute, Plug Chamfer, LH
Category
Left-Hand Thread Taps
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
317722
Type
H3 / 2B, Plug Chamfer, LH
Flute
4
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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CHICAGO-LATROBE Straight Flute Tap (MPN 317722) is a left-hand thread tap with a 7/16"-20 UNF thread size, featuring an H3 / 2B tolerance, 4 flutes, and a plug chamfer. 3G Electric sources this precision threading tool across 14 industrial departments, with specialist expertise in combustion, pumps, and controls ensuring accurate fulfillment for your manufacturing needs.

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 the CHICAGO-LATROBE Straight Flute Tap 317722 used for?

This left-hand thread tap is used for cutting internal UNF threads in through or blind holes. It is designed for manual or machine tapping in ferrous and non-ferrous materials, providing precise 7/16"-20 UNF threads with a plug chamfer and 4-flute design for efficient chip evacuation.

What are the specifications of the CHICAGO-LATROBE 317722 tap?

The CHICAGO-LATROBE 317722 is a straight flute tap with a 7/16"-20 UNF thread size, H3 tolerance for 2B class fit, 4 flutes, plug chamfer, and left-hand (LH) thread direction. It is designed for precision threading in industrial applications.

Where to buy CHICAGO-LATROBE taps in worldwide?

3G Electric supplies CHICAGO-LATROBE taps like the 317722 to customers worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this left-hand thread tap.

How to select the correct CHICAGO-LATROBE tap for left-hand threads?

Select a tap with the correct thread size (7/16"-20 UNF), direction (LH for left-hand), and chamfer type (plug for general use). Ensure the H3 tolerance matches the required 2B thread class. CHICAGO-LATROBE taps are precision-ground for consistent performance in production environments.

Used in

Common applications for CHICAGO-LATROBE
Aerospace assembly — Chicago-Latrobe NAS 907 Type B aircraft-extension drill bits for drilling fastener holes in aluminum and titanium skins.
Metal fabrication — Chicago-Latrobe reduced-shank drill bit sets for enlarging holes in structural steel using magnetic drill presses.
Maintenance repair — Chicago-Latrobe left-hand cobalt jobber-length drill bits for removing broken bolts in machinery.
Tool and die making — Chicago-Latrobe jobber-length drill bit sets with 135° split point for precision hole drilling in hardened steels.
Automotive repair — Chicago-Latrobe spiral-flute screw extractors for removing seized fasteners in engine blocks or exhaust systems.
General manufacturing — Chicago-Latrobe HSS jobber-length drill bits for production drilling in mild steel and cast iron.

CHICAGO-LATROBE Products

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

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