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JW WINCO Threaded Plug: Steel, FPM Seal, Metric Fine, M42x2 Thd, Internal Hex - Steel Threaded Plugs
JW WINCOSteel Threaded Plugs

JW WINCO Threaded Plug: Steel, FPM Seal, Metric Fine, M42x2 Thd, Internal Hex

The JW WINCO Threaded Plug is a steel plug with an FPM seal, featuring a Metric Fine M42x2 thread and an Internal Hex drive. This product is designed for industrial sealing applications requiring a metric fine thread…

SKU 3G-OTH-162953

Also listed as: 749M42X2B · 749 M42X2 B

Brand
JW WINCO
Item
Threaded Plug: Steel, FPM Seal, Metric Fine, M42x2 Thd, Internal Hex
Category
Steel Threaded Plugs
Available to Order
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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-M42X2-B
Type
FPM Seal, Metric Fine, M42x2 Thd, Internal Hex
Drive Size
50 mm

Technical Documents

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JW WINCO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The JW WINCO Threaded Plug is a steel plug with an FPM seal, featuring a Metric Fine M42x2 thread and an Internal Hex drive. This product is designed for industrial sealing applications requiring a metric fine thread connection.

Frequently Asked Questions

What is the JW WINCO Threaded Plug used for?

The JW WINCO Threaded Plug is used for sealing industrial hydraulic and pneumatic ports, manifolds, and fluid power systems. Its steel body with FPM seal provides reliable leak-proof closure in high-pressure and high-temperature environments, common in manufacturing, oil and gas, and heavy machinery applications.

What are the specifications of the JW WINCO Threaded Plug 749-M42X2-B?

This JW WINCO plug is made of steel with an FPM seal, features a Metric Fine M42x2 thread, and an Internal Hex drive with a 50 mm drive size. It is designed for secure sealing in metric fine-threaded ports, offering corrosion resistance and durability under demanding industrial conditions.

Where to buy JW WINCO Threaded Plug in worldwide?

3G Electric supplies the JW WINCO Threaded Plug worldwide, handling full logistics and customs clearance for international orders. As a global industrial sourcing partner, we provide genuine JW WINCO components to facilities across 14 departments, ensuring you receive the correct metric fine plug for your sealing application.

How to install a JW WINCO Threaded Plug with Internal Hex drive?

To install, clean the port threads and apply a compatible thread sealant if required. Use a hex key or socket matching the 50 mm drive size to tighten the plug to the manufacturer's recommended torque. Avoid over-tightening to prevent damage to the FPM seal or thread galling. Always verify pressure ratings before service.

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.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
JW WINCO Threaded Plug: Steel, FPM Seal, Metric Fine, M48x2 Thd, Internal Hex, 55 mm Drive Size (MPN 749-M48X2-B)
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JW WINCO Threaded Plug: Steel, FPM Seal, Metric Fine, M12x1.5 Thd, Internal Hex, 17 mm Drive Size (MPN 749-M12X1.5-B)
JW WINCO Threaded Plug: Steel, FPM Seal, Metric Fine, M22x1.5 Thd, Internal Hex, 27 mm Drive Size (MPN 749-M22X1.5-B)
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JW WINCO Threaded Plug: Steel, FPM Seal, Metric Fine, M22x1.5 Thd, Internal Hex, 27 mm Drive Size (MPN 749-M22X1.5-B)
JW WINCO Threaded Plug: Steel, NBR Seal, Metric Fine, M48x2 Thd, Internal Hex, 55 mm Drive Size (MPN 749-M48X2-A)
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JW WINCO Threaded Plug: Steel, NBR Seal, Metric Fine, M48x2 Thd, Internal Hex, 55 mm Drive Size (MPN 749-M48X2-A)

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