Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

REGAL CUTTING TOOLS Pulley Tap: 3/8"-16 UNC, H3 / 3B, 4 Flute, Plug Chamfer - Pulley Taps

REGAL CUTTING TOOLS Pulley Tap: 3/8"-16 UNC, H3 / 3B, 4 Flute, Plug Chamfer

The REGAL CUTTING TOOLS Pulley Tap (3/8"-16 UNC, MPN 008866AS) is a high-speed steel tap with H3 / 3B tolerance, 4 flutes, and a plug chamfer. 3G Electric interprets demand and delivers this genuine industrial…

SKU 3G-OTH-308140

Also listed as: 008866 AS · 008866-AS

Brand
REGAL CUTTING TOOLS
Item
Pulley Tap: 3/8"-16 UNC, H3 / 3B, 4 Flute, Plug Chamfer
Category
Pulley Taps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

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

REGAL CUTTING TOOLS
Manufacturer Part Number
008866AS
Type
H3 / 3B, Plug Chamfer, High Speed Steel
Flute
4

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

REGAL CUTTING TOOLS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The REGAL CUTTING TOOLS Pulley Tap (3/8"-16 UNC, MPN 008866AS) is a high-speed steel tap with H3 / 3B tolerance, 4 flutes, and a plug chamfer. 3G Electric interprets demand and delivers this genuine industrial cutting tool across 14 departments — with specialist depth in combustion, pumps, and controls as an authorised distributor.

Frequently Asked Questions

What is a REGAL CUTTING TOOLS pulley tap used for?

A pulley tap is designed to cut internal threads in pulleys, sheaves, and other components where the thread must align precisely with a keyway or set screw. This 3/8"-16 UNC tap with plug chamfer is ideal for general-purpose threading in maintenance and manufacturing applications.

What are the specifications of the REGAL CUTTING TOOLS 008866AS pulley tap?

This pulley tap has a 3/8"-16 UNC thread size, H3 / 3B tolerance class, 4-flute design, and plug chamfer. It is made from high-speed steel (HSS) for durability. The manufacturer part number is 008866AS, and it is produced by REGAL CUTTING TOOLS.

Where to buy REGAL CUTTING TOOLS pulley taps worldwide?

3G Electric supplies REGAL CUTTING TOOLS pulley taps worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this 3/8"-16 UNC tap or other cutting tools.

How to select the right pulley tap for a 3/8"-16 UNC thread?

For a 3/8"-16 UNC thread, choose a tap with the correct thread pitch (16 TPI) and tolerance class (H3 for 3B fit). A plug chamfer is suitable for through holes or blind holes with sufficient clearance. High-speed steel (HSS) provides good wear resistance for general-purpose threading in steel or cast iron.

Used in

Common applications for REGAL CUTTING TOOLS
Lead screw manufacturing — Regal Cutting Tools ACME taps (e.g., 1"-5, 2G) for cutting precision threads in power transmission components.
Pulley assembly — Regal Cutting Tools pulley taps (e.g., M10x1.5, D6/6H) for threading set screw holes in sheaves and pulleys.
Maintenance of left-hand thread mechanisms — Regal Cutting Tools left-hand ACME taps (e.g., 1/2"-10 LH) for repairing adjustment screws on industrial equipment.
Blind hole threading — Regal Cutting Tools bottoming chamfer pulley taps (e.g., M3.5x0.6) for creating full threads in closed-end holes.
Metric thread cutting in imported machinery — Regal Cutting Tools metric pulley taps (e.g., M3.5x0.6) for servicing European or Asian equipment.
Unified thread repair — Regal Cutting Tools pulley taps (e.g., #8-32 UNC, H3/2B) for rethreading fastener holes in automotive or industrial components.

REGAL CUTTING TOOLS Products

3G Electric supplies REGAL CUTTING TOOLS pulley 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
REGAL CUTTING TOOLS Pulley Tap: 3/8"-16 UNC, H3 / 3B, 4 Flute, Plug Chamfer, High Speed Steel (MPN 008867AS)
REGAL CUTTING TOOLS
REGAL CUTTING TOOLS Pulley Tap: 3/8"-16 UNC, H3 / 3B, 4 Flute, Plug Chamfer, High Speed Steel (MPN 008867AS)
REGAL CUTTING TOOLS Pulley Tap: 5/16"-18 UNC, H3 / 3B, 4 Flute, Plug Chamfer, High Speed Steel (MPN 008865AS)
REGAL CUTTING TOOLS
REGAL CUTTING TOOLS Pulley Tap: 5/16"-18 UNC, H3 / 3B, 4 Flute, Plug Chamfer, High Speed Steel (MPN 008865AS)
REGAL CUTTING TOOLS Pulley Tap: 5/16"-18 UNC, H3 / 3B, 4 Flute, Plug Chamfer, High Speed Steel (MPN 008864AS)
REGAL CUTTING TOOLS
REGAL CUTTING TOOLS Pulley Tap: 5/16"-18 UNC, H3 / 3B, 4 Flute, Plug Chamfer, High Speed Steel (MPN 008864AS)
REGAL CUTTING TOOLS Pulley Tap: 1/4"-20 UNC, H3 / 3B, 4 Flute, Plug Chamfer, High Speed Steel (MPN 008863AS)
REGAL CUTTING TOOLS
REGAL CUTTING TOOLS Pulley Tap: 1/4"-20 UNC, H3 / 3B, 4 Flute, Plug Chamfer, High Speed Steel (MPN 008863AS)
REGAL CUTTING TOOLS Pulley Tap: 1/2"-13 UNC, H3 / 3B, 4 Flute, Plug Chamfer, High Speed Steel (MPN 015135AS)
REGAL CUTTING TOOLS
REGAL CUTTING TOOLS Pulley Tap: 1/2"-13 UNC, H3 / 3B, 4 Flute, Plug Chamfer, High Speed Steel (MPN 015135AS)
REGAL CUTTING TOOLS Pulley Tap: 3/4"-10 UNC, H3 / 3B, 4 Flute, Plug Chamfer, High Speed Steel (MPN 015435AS)
REGAL CUTTING TOOLS
REGAL CUTTING TOOLS Pulley Tap: 3/4"-10 UNC, H3 / 3B, 4 Flute, Plug Chamfer, High Speed Steel (MPN 015435AS)

More from REGAL CUTTING TOOLS

View all REGAL CUTTING TOOLS parts
REGAL CUTTING TOOLS Pulley Tap: 3/8"-24 UNF, H3 / 3B, 4 Flute, Plug Chamfer, High Speed Steel (MPN 008882AS)
REGAL CUTTING TOOLS
REGAL CUTTING TOOLS Pulley Tap: 3/8"-24 UNF, H3 / 3B, 4 Flute, Plug Chamfer, High Speed Steel (MPN 008882AS)
REGAL CUTTING TOOLS Pulley Tap: #6-32 UNC, H3 / 2B, 3 Flute, Bottoming Chamfer, High Speed Steel (MPN 015302AS)
REGAL CUTTING TOOLS
REGAL CUTTING TOOLS Pulley Tap: #6-32 UNC, H3 / 2B, 3 Flute, Bottoming Chamfer, High Speed Steel (MPN 015302AS)
REGAL CUTTING TOOLS Pulley Tap: #8-32 UNC, H3 / 2B, 4 Flute, Bottoming Chamfer, High Speed Steel (MPN 015314AS)
REGAL CUTTING TOOLS
REGAL CUTTING TOOLS Pulley Tap: #8-32 UNC, H3 / 2B, 4 Flute, Bottoming Chamfer, High Speed Steel (MPN 015314AS)
REGAL CUTTING TOOLS Pulley Tap: M16x2 Metric, D7 / 6H, 4 Flute, Plug Chamfer, High Speed Steel (MPN 027288AS)
REGAL CUTTING TOOLS
REGAL CUTTING TOOLS Pulley Tap: M16x2 Metric, D7 / 6H, 4 Flute, Plug Chamfer, High Speed Steel (MPN 027288AS)
REGAL CUTTING TOOLS Pulley Tap: M7x1 Metric, D5 / 6H, 4 Flute, Taper Chamfer, High Speed Steel (MPN 027248AS)
REGAL CUTTING TOOLS
REGAL CUTTING TOOLS Pulley Tap: M7x1 Metric, D5 / 6H, 4 Flute, Taper Chamfer, High Speed Steel (MPN 027248AS)
REGAL CUTTING TOOLS Pulley Tap: M4.5x0.75 Metric, D4 / 6H, 4 Flute, Taper Chamfer, High Speed Steel (MPN 027216AS)
REGAL CUTTING TOOLS
REGAL CUTTING TOOLS Pulley Tap: M4.5x0.75 Metric, D4 / 6H, 4 Flute, Taper Chamfer, High Speed Steel (MPN 027216AS)
REGAL CUTTING TOOLS Pulley Tap: #10-24 UNC, H3 / 2B, 4 Flute, Plug Chamfer, High Speed Steel (MPN 015319AS)
REGAL CUTTING TOOLS
REGAL CUTTING TOOLS Pulley Tap: #10-24 UNC, H3 / 2B, 4 Flute, Plug Chamfer, High Speed Steel (MPN 015319AS)
REGAL CUTTING TOOLS Extension Tap: M6x1 Metric, D5 / 6H, 4 Flute, Bottoming Chamfer (MPN 027234AS)
REGAL CUTTING TOOLS
REGAL CUTTING TOOLS Extension Tap: M6x1 Metric, D5 / 6H, 4 Flute, Bottoming Chamfer (MPN 027234AS)