We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

CLEVELAND Straight Flute Tap: 5/16"-18 UNC, H3 / 2B, 4 Flute, Plug Chamfer (MPN C56066) - General Purpose Hand Taps
CLEVELANDGeneral Purpose Hand Taps

CLEVELAND Straight Flute Tap: 5/16"-18 UNC, H3 / 2B, 4 Flute, Plug Chamfer (MPN C56066)

SKU 3G-OTH-221743

Brand
CLEVELAND
Item
Straight Flute Tap: 5/16"-18 UNC, H3 / 2B, 4 Flute, Plug Chamfer
Category
General Purpose Hand Taps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

CLEVELAND
Manufacturer Part Number
C56066
View Full Spec Sheet

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

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

Frequently Asked Questions

What is the CLEVELAND Straight Flute Tap C56066 used for?

The CLEVELAND Straight Flute Tap C56066 is a general purpose hand tap designed for cutting internal threads in a wide range of materials. It is commonly used in maintenance, repair, and production environments where precise 5/16"-18 UNC threads are required.

What are the specifications of the CLEVELAND Straight Flute Tap C56066?

The CLEVELAND Straight Flute Tap C56066 has a thread size of 5/16"-18 UNC, with an H3 / 2B tolerance class. It features 4 flutes and a plug chamfer, making it suitable for through-hole and blind-hole threading. The manufacturer part number is C56066.

Where to buy the CLEVELAND Straight Flute Tap C56066 worldwide?

You can source the CLEVELAND Straight Flute Tap C56066 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct tap for your threading application.

How to select the correct CLEVELAND Straight Flute Tap for UNC threads?

To select the correct CLEVELAND Straight Flute Tap, match the thread size (e.g., 5/16"-18 UNC) and tolerance class (H3 / 2B) to your application. For general purpose threading, a plug chamfer with 4 flutes works for both through and blind holes. Always verify material compatibility.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Similar products

Matched by specification & description
CLEVELAND Straight Flute Tap: 5/16"-18 UNC, H3 / 2B, 4 Flute, Plug Chamfer (MPN C56012)
CLEVELAND
CLEVELAND Straight Flute Tap: 5/16"-18 UNC, H3 / 2B, 4 Flute, Plug Chamfer (MPN C56012)
CLEVELAND Straight Flute Tap: 3/8"-16 UNC, H3 / 2B, 4 Flute, Plug Chamfer (MPN C56070)
CLEVELAND
CLEVELAND Straight Flute Tap: 3/8"-16 UNC, H3 / 2B, 4 Flute, Plug Chamfer (MPN C56070)
CLEVELAND Straight Flute Tap: 3/8"-24 UNF, H3 / 2B, 4 Flute, Plug Chamfer (MPN C56016)
CLEVELAND
CLEVELAND Straight Flute Tap: 3/8"-24 UNF, H3 / 2B, 4 Flute, Plug Chamfer (MPN C56016)
CLEVELAND Straight Flute Tap: 1/4"-20 UNC, H3 / 2B, 4 Flute, Plug Chamfer (MPN C56062)
CLEVELAND
CLEVELAND Straight Flute Tap: 1/4"-20 UNC, H3 / 2B, 4 Flute, Plug Chamfer (MPN C56062)
CLEVELAND Straight Flute Tap: 3/8"-16 UNC, H3 / 2B, 4 Flute, Plug Chamfer (MPN C56014)
CLEVELAND
CLEVELAND Straight Flute Tap: 3/8"-16 UNC, H3 / 2B, 4 Flute, Plug Chamfer (MPN C56014)
CLEVELAND Straight Flute Tap: 1/4"-20 UNC, H3 / 2B, 4 Flute, Plug Chamfer (MPN C56008)
CLEVELAND
CLEVELAND Straight Flute Tap: 1/4"-20 UNC, H3 / 2B, 4 Flute, Plug Chamfer (MPN C56008)

More from CLEVELAND

View all CLEVELAND parts
CLEVELAND Straight Flute Hand Tap: 1/2"-13 UNC, H5 / 2B, 4 Flute, Bottoming Chamfer (MPN C83962)
CLEVELAND
CLEVELAND Straight Flute Hand Tap: 1/2"-13 UNC, H5 / 2B, 4 Flute, Bottoming Chamfer (MPN C83962)
CLEVELAND Straight Flute Hand Tap: #8-32 UNC, H1 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN C54258)
CLEVELAND
CLEVELAND Straight Flute Hand Tap: #8-32 UNC, H1 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN C54258)
CLEVELAND Straight Flute Hand Tap: 1/4"-20 UNC, H1 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN C54446)
CLEVELAND
CLEVELAND Straight Flute Hand Tap: 1/4"-20 UNC, H1 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN C54446)
CLEVELAND Straight Flute Hand Tap: #10-32 UNF, H1 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN C54364)
CLEVELAND
CLEVELAND Straight Flute Hand Tap: #10-32 UNF, H1 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN C54364)
CLEVELAND Straight Flute Hand Tap: #6-40 UNF, H2 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN C54229)
CLEVELAND
CLEVELAND Straight Flute Hand Tap: #6-40 UNF, H2 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN C54229)
CLEVELAND Straight Flute Tap: 1 3/8"-6 UNC, H4 / 2B, 4 Flute, Plug Chamfer, High Speed Steel (MPN C55028)
CLEVELAND
CLEVELAND Straight Flute Tap: 1 3/8"-6 UNC, H4 / 2B, 4 Flute, Plug Chamfer, High Speed Steel (MPN C55028)
CLEVELAND Straight Flute Tap: 1"-12 UNF, H4 / 2B, 4 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN C55154)
CLEVELAND
CLEVELAND Straight Flute Tap: 1"-12 UNF, H4 / 2B, 4 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN C55154)
CLEVELAND Straight Flute Hand Tap: 9/16"-18 UNF, H2 / 2B, 4 Flute, Plug Chamfer, High Speed Steel (MPN C54764)
CLEVELAND
CLEVELAND Straight Flute Hand Tap: 9/16"-18 UNF, H2 / 2B, 4 Flute, Plug Chamfer, High Speed Steel (MPN C54764)