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

CHICAGO-LATROBE Extension Tap: 7/16"-14 UNC, H11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313547) - Spiral-Point Extension Taps
CHICAGO-LATROBESpiral-Point Extension Taps

CHICAGO-LATROBE Extension Tap: 7/16"-14 UNC, H11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313547)

The CHICAGO-LATROBE Extension Tap (7/16"-14 UNC, MPN 313547) is a spiral-point extension tap with H11, plug chamfer, and high-speed steel construction, featuring 3 flutes. 3G Electric interprets your demand for this…

SKU 3G-OTH-313606

Brand
CHICAGO-LATROBE
Item
Extension Tap: 7/16"-14 UNC, H11, 3 Flute, Plug Chamfer, High Speed Steel
Category
Spiral-Point Extension Taps
Available to Order
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Worldwide Shipping
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
313547
Type
H11, Plug Chamfer, High Speed Steel
Flute
3

Technical Documents

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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CHICAGO-LATROBE Extension Tap (7/16"-14 UNC, MPN 313547) is a spiral-point extension tap with H11, plug chamfer, and high-speed steel construction, featuring 3 flutes. 3G Electric interprets your demand for this OEM-specified tool and delivers it across 14 industrial departments — with specialist depth in combustion, pumps, and controls as a trust anchor.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the CHICAGO-LATROBE 313547 extension tap used for?

The CHICAGO-LATROBE 313547 extension tap is used for threading blind or deep holes in metal where standard taps cannot reach. Its 7/16"-14 UNC size and plug chamfer make it suitable for general-purpose threading in maintenance, repair, and production environments.

What are the specifications of the CHICAGO-LATROBE 313547 extension tap?

The CHICAGO-LATROBE 313547 is a 7/16"-14 UNC extension tap with H11 tolerance, 3 flutes, plug chamfer, and high-speed steel construction. It is designed for threading blind holes and is manufactured by CHICAGO-LATROBE.

Where to buy the CHICAGO-LATROBE 313547 extension tap worldwide?

You can source the CHICAGO-LATROBE 313547 extension tap through 3G Electric, a global industrial equipment distributor. We handle logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct tap for your threading application.

How to select the correct CHICAGO-LATROBE extension tap for a job?

To select the correct CHICAGO-LATROBE extension tap, match the thread size (e.g., 7/16"-14 UNC) and chamfer type (plug for blind holes) to your workpiece. Ensure the tap's H11 tolerance and high-speed steel material suit the material being threaded. Consult a tap selection guide for specific applications.

Used in

Common applications for CHICAGO-LATROBE
Aerospace assembly — Chicago-Latrobe NAS 907 Type B aircraft-extension drill bits for drilling fastener holes in aluminum and titanium skins.
Metal fabrication — Chicago-Latrobe reduced-shank drill bit sets for enlarging holes in structural steel using magnetic drill presses.
Maintenance repair — Chicago-Latrobe left-hand cobalt jobber-length drill bits for removing broken bolts in machinery.
Tool and die making — Chicago-Latrobe jobber-length drill bit sets with 135° split point for precision hole drilling in hardened steels.
Automotive repair — Chicago-Latrobe spiral-flute screw extractors for removing seized fasteners in engine blocks or exhaust systems.
General manufacturing — Chicago-Latrobe HSS jobber-length drill bits for production drilling in mild steel and cast iron.

CHICAGO-LATROBE Products

3G Electric supplies CHICAGO-LATROBE spiral-point extension 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
CHICAGO-LATROBE Extension Tap: 3/8"-16 UNC, H11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313546)
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CHICAGO-LATROBE Extension Tap: 3/8"-16 UNC, H11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313546)
CHICAGO-LATROBE Extension Tap: 5/16"-18 UNC, H11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313545)
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CHICAGO-LATROBE Extension Tap: 5/16"-18 UNC, H11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313545)
CHICAGO-LATROBE Extension Tap: 5/8"-11 UNC, H11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313549)
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CHICAGO-LATROBE Extension Tap: 5/8"-11 UNC, H11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313549)
CHICAGO-LATROBE Extension Tap: 1/4"-20 UNC, H11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313544)
CHICAGO-LATROBE
CHICAGO-LATROBE Extension Tap: 1/4"-20 UNC, H11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313544)
CHICAGO-LATROBE Extension Tap: 7/16"-14 UNC, H11, 3 Flute, Plug Chamfer (MPN 313602)
CHICAGO-LATROBE
CHICAGO-LATROBE Extension Tap: 7/16"-14 UNC, H11, 3 Flute, Plug Chamfer (MPN 313602)
CHICAGO-LATROBE Extension Tap: M16x2 Metric, D11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313554)
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CHICAGO-LATROBE Extension Tap: M16x2 Metric, D11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313554)

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This spiral-point extension tap is designed for threading blind or through holes in metal, particularly in deep or hard-to-reach locations. The M12x1.75 metric size and plug chamfer make it suitable for general-purpose threading applications where extended reach is required
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This spiral-point extension tap is designed for threading blind or through holes in metal, particularly in deep or hard-to-reach locations. The M12x1.75 metric size and plug chamfer make it suitable for general-purpose threading applications where extended reach is required
Spiral-point extension tap for threading blind or through holes in metal where standard taps cannot reach. Features H11 tolerance, plug chamfer, 3 flutes, and high-speed steel construction. Suitable for deep or recessed areas requiring precise UNC threads
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Spiral-point extension tap for threading blind or through holes in metal where standard taps cannot reach. Features H11 tolerance, plug chamfer, 3 flutes, and high-speed steel construction. Suitable for deep or recessed areas requiring precise UNC threads
CHICAGO-LATROBE Extension Tap: 5/16"-18 UNC, H11, 3 Flute, Plug Chamfer (MPN 313600)
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CHICAGO-LATROBE Extension Tap: 1/4"-20 UNC, H11, 3 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 313599)
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CHICAGO-LATROBE Extension Tap: 3/8"-16 UNC, H11, 3 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 313601)
CHICAGO-LATROBE Extension Tap: 1/2"-13 UNC, H11, 3 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 313603)
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CHICAGO-LATROBE Extension Tap: 1/2"-13 UNC, H11, 3 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 313603)
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