JW WINCOSteel Threaded Plugs

JW WINCO Threaded Plug: Steel, FPM Seal, Type G, 1 1/4 in Thd, Internal Hex

The JW WINCO Threaded Plug is a steel plug with an FPM seal, Type G configuration, and a 1-1/4 in thread size. It features an internal hex drive with a 50 mm drive size, identified by manufacturer part number…

SKU 3G-OTH-162912

Also listed as: 749G114B · 749 G11 4 B · 749-G11-4-B

Brand

JW WINCO

Item

Threaded Plug: Steel, FPM Seal, Type G, 1 1/4 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-G11/4-B 

Type

FPM Seal, Type G, Internal Hex 

Thd

1 1/4 in 

Drive Size

50 mm 

Technical Documents

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JW WINCO Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the JW WINCO Threaded Plug used for?

The JW WINCO Threaded Plug is used to seal hydraulic and pneumatic ports in industrial equipment. Its steel body and FPM seal provide reliable leak protection in oil, fuel, and chemical systems. Common applications include manifolds, valves, pumps, and cylinders where a Type G thread is specified.

What are the specifications of the JW WINCO Threaded Plug 749-G11/4-B?

The JW WINCO Threaded Plug 749-G11/4-B is made of steel with an FPM seal. It has a Type G thread of 1-1/4 in, an internal hex drive, and a 50 mm drive size. The manufacturer part number is 749-G11/4-B. This plug is designed for high-pressure sealing in fluid power systems.

Where to buy JW WINCO Threaded Plug in worldwide?

You can source the JW WINCO Threaded Plug 749-G11/4-B through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time. 3G Electric supplies genuine JW WINCO components for industrial maintenance and OEM needs.

How to install a JW WINCO Threaded Plug?

To install the JW WINCO Threaded Plug, clean the port threads and apply a compatible thread sealant if required. Use a hex key on the internal hex drive to tighten the plug to the manufacturer's recommended torque. Avoid over-tightening to prevent damage to the FPM seal. Always verify the Type G thread compatibility before installation.

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 →