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CLEVELAND 7/8"-14 UNF General Purpose Spiral-Flute Tap - General Purpose Spiral-Flute Taps
CLEVELANDGeneral Purpose Spiral-Flute Taps

CLEVELAND 7/8"-14 UNF General Purpose Spiral-Flute Tap

The CLEVELAND Spiral Flute Tap (SKU 3G-OTH-230305) is a general-purpose tap with a 7/8"-14 UNF thread size, 2B class of fit, semi-bottoming chamfer, and black oxide cobalt finish. It features 4 flutes and is…

SKU 3G-OTH-230305

Also listed as: C 98131 · C-98131

Brand
CLEVELAND
Item
7/8"-14 UNF General Purpose Spiral-Flute Tap
Category
General Purpose Spiral-Flute Taps
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CLEVELAND
Manufacturer Part Number
C98131
Type
2B, Semi-Bottoming Chamfer, Black Oxide Cobalt
Flute
4

Technical Documents

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

Product Description

The CLEVELAND Spiral Flute Tap (SKU 3G-OTH-230305) is a general-purpose tap with a 7/8"-14 UNF thread size, 2B class of fit, semi-bottoming chamfer, and black oxide cobalt finish. It features 4 flutes and is identified by manufacturer part number C98131.

Frequently Asked Questions

What is the CLEVELAND C98131 spiral flute tap used for?

The CLEVELAND C98131 spiral flute tap is used for threading blind holes in materials such as steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging. The semi-bottoming chamfer allows threading close to the hole bottom, making it ideal for general-purpose machining and maintenance applications.

What are the specifications of the CLEVELAND C98131 tap?

The CLEVELAND C98131 is a 7/8"-14 UNF spiral flute tap with a 2B thread class, 4 flutes, and a semi-bottoming chamfer. It features a black oxide cobalt finish for heat resistance and wear durability. The manufacturer part number is C98131, and it is designed for general-purpose threading in ferrous materials.

Where to buy CLEVELAND C98131 taps worldwide?

You can source the CLEVELAND C98131 spiral flute tap worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we provide reliable sourcing for this and other CLEVELAND tooling.

How to select the correct spiral flute tap for blind holes?

For blind holes, choose a spiral flute tap like the CLEVELAND C98131 with a semi-bottoming chamfer to thread close to the hole bottom. Ensure the tap size matches the thread specification (e.g., 7/8"-14 UNF) and material compatibility. Use cutting fluid appropriate for the workpiece material to extend tool life and achieve clean threads.

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 spiral-flute 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 spiral-flute tap for general purpose threading of blind holes in ferrous materials. Features 7/8"-9 UNC thread size, 2B class fit, semi-bottoming chamfer, and black oxide cobalt finish for heat resistance. 4-flute design pushes chips upward to prevent clogging
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CLEVELAND spiral-flute tap for general purpose threading of blind holes in ferrous materials. Features 7/8"-9 UNC thread size, 2B class fit, semi-bottoming chamfer, and black oxide cobalt finish for heat resistance. 4-flute design pushes chips upward to prevent clogging
General purpose spiral-flute tap for threading blind holes. 7/16"-14 UNC thread size, 2B class, semi-bottoming chamfer, black oxide cobalt finish, 3 flutes. Suitable for ferrous materials
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General purpose spiral-flute tap for threading blind holes. 7/16"-14 UNC thread size, 2B class, semi-bottoming chamfer, black oxide cobalt finish, 3 flutes. Suitable for ferrous materials
This spiral-flute tap is designed for threading blind holes in a variety of materials. The spiral flute geometry lifts chips upward, reducing clogging. It features a semi-bottoming chamfer for threading close to the bottom of a hole. The black oxide cobalt finish provides heat resistance. Thread size: 7/16-20 UNF, class 2B, 3 flutes
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This spiral-flute tap is designed for threading blind holes in a variety of materials. The spiral flute geometry lifts chips upward, reducing clogging. It features a semi-bottoming chamfer for threading close to the bottom of a hole. The black oxide cobalt finish provides heat resistance. Thread size: 7/16-20 UNF, class 2B, 3 flutes
CLEVELAND spiral-flute tap for threading blind holes in metal, with chip evacuation upward. Features 3/4"-16 UNF thread, 2B class, semi-bottoming chamfer, black oxide cobalt finish, and 4 flutes
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CLEVELAND spiral-flute tap for threading blind holes in metal, with chip evacuation upward. Features 3/4"-16 UNF thread, 2B class, semi-bottoming chamfer, black oxide cobalt finish, and 4 flutes
CLEVELAND spiral-flute tap for threading blind holes. 5/8-18 UNF thread size, 2B class, semi-bottoming chamfer, black oxide cobalt finish, 4 flutes. The spiral flute design evacuates chips upward, suitable for general machining applications
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CLEVELAND spiral-flute tap for threading blind holes. 5/8-18 UNF thread size, 2B class, semi-bottoming chamfer, black oxide cobalt finish, 4 flutes. The spiral flute design evacuates chips upward, suitable for general machining applications
General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. 9/16"-18 UNF thread, 2B class, semi-bottoming chamfer, black oxide cobalt finish, 4 flutes. Chip evacuation upward prevents clogging
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General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. 9/16"-18 UNF thread, 2B class, semi-bottoming chamfer, black oxide cobalt finish, 4 flutes. Chip evacuation upward prevents clogging

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This spiral-flute tap is designed for threading blind holes in ferrous materials. The spiral flute geometry lifts chips upward, reducing clogging in blind-hole applications. It features a semi-bottoming chamfer for threading close to the bottom of a hole. The black oxide cobalt construction provides heat resistance and wear resistance for general-purpose threading
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This spiral-flute tap is designed for threading blind holes in metal, as the spiral flutes push chips out of the hole to prevent clogging. It features a semi-bottoming chamfer for threading close to the bottom of the hole, and a TiAlN coating on cobalt steel for heat resistance and wear protection. Suitable for general machining applications in steel, stainless steel, and other alloys
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This spiral-flute tap is designed for threading blind holes in metal, as the spiral flutes push chips out of the hole to prevent clogging. It features a semi-bottoming chamfer for threading close to the bottom of the hole, and a TiAlN coating on cobalt steel for heat resistance and wear protection. Suitable for general machining applications in steel, stainless steel, and other alloys
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