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CLEVELAND Straight Flute Tap: 1/2"-20 UNF, H5 / 2B, 4 Flute, Plug Chamfer - General Purpose Hand Taps
CLEVELANDGeneral Purpose Hand Taps

CLEVELAND Straight Flute Tap: 1/2"-20 UNF, H5 / 2B, 4 Flute, Plug Chamfer

The CLEVELAND Straight Flute Tap is a General Purpose Hand Tap with a 1/2"-20 UNF thread size. It features an H5 / 2B tolerance, 4 flutes, a plug chamfer, and is made from high-speed steel (MPN C54742).

SKU 3G-OTH-221647

Also listed as: C 54742 · C-54742

Brand
CLEVELAND
Item
Straight Flute Tap: 1/2"-20 UNF, H5 / 2B, 4 Flute, Plug Chamfer
Category
General Purpose Hand Taps
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

CLEVELAND
Manufacturer Part Number
C54742
Type
H5 / 2B, Plug Chamfer, High Speed Steel
Flute
4

Technical Documents

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

Product Description

The CLEVELAND Straight Flute Tap is a General Purpose Hand Tap with a 1/2"-20 UNF thread size. It features an H5 / 2B tolerance, 4 flutes, a plug chamfer, and is made from high-speed steel (MPN C54742).

Frequently Asked Questions

What is the CLEVELAND Straight Flute Tap used for?

The CLEVELAND Straight Flute Tap is used for cutting internal threads in metal parts. It is ideal for general-purpose hand tapping in maintenance, repair, and production environments, particularly for 1/2"-20 UNF threads in materials like steel and aluminum.

What are the specifications of the CLEVELAND Straight Flute Tap?

This tap has a 1/2"-20 UNF thread size, H5 tolerance for 2B class fit, 4 flutes, and a plug chamfer. It is made from high-speed steel (HSS) and is designed for general-purpose hand tapping. The manufacturer part number is C54742.

Where to buy the CLEVELAND Straight Flute Tap worldwide?

You can source the CLEVELAND Straight Flute Tap worldwide through 3G Electric. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the right CLEVELAND Straight Flute Tap?

Select the tap based on thread size (1/2"-20 UNF), material (high-speed steel for general use), and chamfer type (plug for through or blind holes). Ensure the tap matches the required thread class (2B) and tolerance (H5) for your application.

Used in

Common applications for CLEVELAND
Aerospace manufacturing — CLEVELAND NAS-spec aircraft extension drills for drilling fastener holes in aluminum airframe panels.
Bridge construction — CLEVELAND Morse-taper shank bridge reamers for enlarging bolt holes in structural steel.
Automotive production — CLEVELAND chucking reamers for precision finishing of engine component bores.
General metalworking — CLEVELAND single-flute countersinks for deburring holes in mild steel parts.
Tool and die making — CLEVELAND interchangeable-pilot counterbores for creating recesses for socket head cap screws.
Maintenance repair — CLEVELAND cobalt aircraft extension drills for drilling hardened steel in equipment repairs.

CLEVELAND Products

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

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Compatible alternatives & equivalents

Cross-referenced by specification & description
CLEVELAND Straight Flute Tap: 1/2"-20 UNF, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN C54740)
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CLEVELAND Straight Flute Hand Tap: 1/4"-20 UNC, H1 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN C54446)
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CLEVELAND Straight Flute Tap: 1"-12 UNF, H4 / 2B, 4 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN C55154)
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CLEVELAND Straight Flute Tap: 1/4"-28 UNF, H3 / 2B, 4 Flute, Plug Chamfer (MPN C56064)

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