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REGAL CUTTING TOOLS Pulley Tap: 5/16"-18 UNC, H3 / 3B, 4 Flute, Plug Chamfer - Pulley Taps

REGAL CUTTING TOOLS Pulley Tap: 5/16"-18 UNC, H3 / 3B, 4 Flute, Plug Chamfer

The REGAL CUTTING TOOLS Pulley Tap (5/16"-18 UNC, MPN 008865AS) 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-308134

Also listed as: 008865 AS · 008865-AS

Brand
REGAL CUTTING TOOLS
Item
Pulley Tap: 5/16"-18 UNC, H3 / 3B, 4 Flute, Plug Chamfer
Category
Pulley Taps
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Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

REGAL CUTTING TOOLS
Manufacturer Part Number
008865AS
Type
H3 / 3B, Plug Chamfer, High Speed Steel
Flute
4

Technical Documents

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

Product Description

The REGAL CUTTING TOOLS Pulley Tap (5/16"-18 UNC, MPN 008865AS) 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 threaded hole must align precisely with a keyway or set screw. REGAL CUTTING TOOLS pulley taps are commonly used in power transmission and industrial maintenance applications.

What are the specifications of the REGAL CUTTING TOOLS 5/16"-18 UNC pulley tap?

This REGAL CUTTING TOOLS pulley tap has a 5/16"-18 UNC thread, H3 / 3B tolerance, 4 flutes, plug chamfer, and is made of high-speed steel. The manufacturer part number is 008865AS. It is designed for threading pulleys and similar components.

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 5/16"-18 UNC tap (MPN 008865AS).

How to select the correct pulley tap for a 5/16"-18 UNC thread?

Select a pulley tap with the exact thread size (5/16"-18 UNC), proper tolerance class (H3 for 3B fit), and plug chamfer for through-hole threading. High-speed steel material offers good wear resistance. Verify the tap matches your material and application depth before ordering.

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.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
OSG Spiral Flute Tap: 5/16"-18 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 1430405)
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OSG Spiral Flute Tap: 5/16"-18 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 1430405)
OSG Spiral Point Tap: 5/16"-18 UNC, 3B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 2880800)
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OSG Spiral Point Tap: 5/16"-18 UNC, 3B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 2880800)
OSG Spiral Point Tap: 3/8"-16 UNC, 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 2886000)
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OSG Spiral Point Tap: 3/8"-16 UNC, 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 2886000)
OSG Spiral Point Tap: 3/8"-16 UNC, 3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 2881000)
OSG
OSG Spiral Point Tap: 3/8"-16 UNC, 3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 2881000)
OSG Spiral Point Tap: 5/16"-18 UNC, 3B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 2880805)
OSG
OSG Spiral Point Tap: 5/16"-18 UNC, 3B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 2880805)
OSG Spiral Point Tap: 5/16"-18 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1231008)
OSG
OSG Spiral Point Tap: 5/16"-18 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1231008)

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