JW WINCOSteel Threaded Plugs

JW WINCO Threaded Plug: Steel, NBR Seal, Type G, 3/4 in Thd, Internal Hex

SKU 3G-OTH-162921

Also listed as: 749G34A · 749 G3 4 A · 749-G3-4-A

Brand

JW WINCO

Item

Threaded Plug: Steel, NBR Seal, Type G, 3/4 in Thd, Internal Hex

Local availability & support

Delivery: Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

JW WINCO

Manufacturer Part Number

749-G3/4-A 

Type

NBR Seal, Type G, Internal Hex 

Thd

3/4 in 

Drive Size

32 mm 

Technical Documents

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JW WINCO Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The JW WINCO Threaded Plug: Steel (SKU 3G-OTH-162921, MPN 749-G3/4-A) is a steel threaded plug with a Type G configuration and a 3/4 in thread size. It features an internal hex drive with a 32 mm drive size and an NBR seal. This product is designed for industrial sealing applications requiring a steel plug with a nitrile rubber seal.

Frequently Asked Questions

What is the JW WINCO threaded plug used for?

The JW WINCO threaded plug is used for sealing industrial fluid or pneumatic systems. Its steel body and NBR (nitrile rubber) seal provide a reliable closure in hydraulic, pneumatic, and general piping applications where a Type G thread is specified.

What are the specifications of the JW WINCO 749-G3/4-A threaded plug?

The JW WINCO 749-G3/4-A is a steel threaded plug with a 3/4 in thread size, Type G configuration, internal hex drive, and 32 mm drive size. It includes an NBR seal for leak-resistant performance. The manufacturer part number is 749-G3/4-A.

Where to buy JW WINCO threaded plugs worldwide?

You can source JW WINCO threaded plugs worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install a JW WINCO threaded plug with internal hex drive?

To install, use a 32 mm hex key or socket on the internal hex drive. Apply thread sealant if required for your application. Tighten to the recommended torque for Type G threads. Ensure the NBR seal is clean and undamaged before installation to maintain a proper seal.

Used in

Common applications for JW WINCO

Machinery assembly — JW WINCO self-locking bearing locknuts (e.g., 1804.1-M50X1.5) for securing bearings on shafts in gearboxes and conveyors.

Fixture building — JW WINCO horizontal U-latch toggle clamps (e.g., 851.3-700-T6) for quick clamping in welding jigs and assembly fixtures.

Material handling — JW WINCO quick-release hoist rings (e.g., 1135-M12-17-ST) for lifting heavy components in manufacturing cells.

Shaft positioning — JW WINCO one-piece shaft collars (e.g., 5WG46/A) for retaining bearings or acting as stops on linear motion systems.

Linkage systems — JW WINCO stainless steel clevis rod ends (e.g., 8NXBIS) for connecting pneumatic cylinders or actuators in automated equipment.

Clamping arm extension — JW WINCO rigid clamping arm extenders (e.g., 801.1-85-16-ST) for increasing reach on toggle clamps in custom fixtures.

JW WINCO Products

3G Electric supplies JW WINCO steel threaded plugs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all JW WINCO products →Contact our engineers →