JW WINCOSteel Threaded Plugs

JW WINCO Threaded Plug: Steel, NBR Seal, Type G, 1/2 in Thd, Internal Hex

The JW WINCO Threaded Plug: Steel (MPN 749-G1/2-A) is a Type G steel threaded plug with a 1/2 in thread size and an internal hex drive. It features an NBR seal and a 27 mm drive size, designed for industrial sealing…

SKU 3G-OTH-162915

Also listed as: 749G12A · 749 G1 2 A · 749-G1-2-A

Brand

JW WINCO

Item

Threaded Plug: Steel, NBR Seal, Type G, 1/2 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-G1/2-A 

Type

NBR Seal, Type G, Internal Hex 

Thd

1/2 in 

Drive Size

27 mm 

Technical Documents

No technical documents available for this product.

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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 749-G1/2-A used for?

The JW WINCO threaded plug 749-G1/2-A is used to seal threaded ports in industrial hydraulic and pneumatic systems. Its steel body and NBR seal provide reliable leak protection in oil, water, and air applications up to moderate pressures.

What are the specifications of the JW WINCO threaded plug 749-G1/2-A?

The JW WINCO threaded plug 749-G1/2-A has a 1/2 in thread size, Type G thread form, internal hex drive, and 27 mm drive size. It is made of steel with an NBR seal. The manufacturer part number is 749-G1/2-A.

Where to buy the JW WINCO threaded plug 749-G1/2-A worldwide?

3G Electric supplies the JW WINCO threaded plug 749-G1/2-A worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the JW WINCO threaded plug 749-G1/2-A?

To install the JW WINCO threaded plug 749-G1/2-A, clean the port threads, apply thread sealant if needed, and tighten using a 27 mm hex key on the internal hex drive. Avoid over-torquing to prevent damage to the NBR 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 →