JW WINCOSteel Threaded Plugs

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

The JW WINCO Threaded Plug: Steel is a steel threaded plug with an FPM seal, Type G configuration, and 1/4-inch thread size. It features an internal hex drive with a 27 mm drive size (MPN 749-G1/4-B).

SKU 3G-OTH-162918

Also listed as: 749G14B · 749 G1 4 B · 749-G1-4-B

Brand

JW WINCO

Item

Threaded Plug: Steel, FPM Seal, Type G, 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-G1/4-B 

Type

FPM Seal, Type G, Internal Hex 

Thd

1/4 in 

Drive Size

27 mm 

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

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 leak-proof closure in high-pressure fluid systems, common in manufacturing, automotive, and heavy machinery applications.

What are the specifications of the JW WINCO threaded plug?

The JW WINCO threaded plug (MPN 749-G1/4-B) is made of steel with an FPM seal. It has a Type G configuration, 1/4-inch thread size, internal hex drive, and 27 mm drive size. It is designed for secure sealing in hydraulic and pneumatic systems.

Where to buy JW WINCO threaded plugs worldwide?

You can source JW WINCO threaded plugs 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 on this and other JW WINCO components.

How to install a JW WINCO threaded plug?

To install the JW WINCO threaded plug, clean the port threads and apply appropriate sealant if needed. Use a 27 mm 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.

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 →