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JW WINCO Swivel Male Leveling Mount - Swivel Male Leveling Mounts
JW WINCOSwivel Male Leveling Mounts

JW WINCO Swivel Male Leveling Mount

The JW WINCO Male-End Leveling Mount (SKU 3G-OTH-526791) is a swiveling stud mount with a 3/8"-16 thread size, 0.83 in base, and 787 lbf load capacity. It features a round base, 3/16 in hex size, and includes a…

SKU 3G-OTH-526791

Also listed as: 6382138X1634NV · 638 21 3 8X16 34 NV · 638-21-3-8X16-34-NV

Brand
JW WINCO
Item
Swivel Male Leveling Mount
Category
Swivel Male Leveling Mounts
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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
638-21-3/8X16-34-NV
Type
0.83 in, 787 lbf Capacity
Hex Size
3/16 in
Includes
Plastic Thrust Pad
Base Shape
Round
Thread Size
3/8"-16
Load Capacity
787 lbf
Thrust Pad Material
303 Stainless Steel

Technical Documents

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

Product Description

The JW WINCO Male-End Leveling Mount (SKU 3G-OTH-526791) is a swiveling stud mount with a 3/8"-16 thread size, 0.83 in base, and 787 lbf load capacity. It features a round base, 3/16 in hex size, and includes a plastic thrust pad made of 303 Stainless Steel.

Frequently Asked Questions

What is a JW WINCO Male-End Leveling Mount used for?

A JW WINCO Male-End Leveling Mount levels and stabilizes machinery, conveyors, or industrial equipment. Its swiveling stud compensates for uneven floors, reducing vibration and wear. 3G Electric supplies this mount across 14 industrial departments, including material handling and machining.

What are the specifications of the JW WINCO 638-21-3/8X16-34-NV leveling mount?

The JW WINCO 638-21-3/8X16-34-NV has a 3/8"-16 thread size, 0.83 in round base, 787 lbf load capacity, 3/16 in hex size, and a 303 Stainless Steel thrust pad with a plastic insert. 3G Electric sources this genuine JW WINCO part for global delivery.

Where to buy JW WINCO leveling mounts worldwide?

3G Electric supplies JW WINCO leveling mounts worldwide, handling logistics, customs, and delivery. As a global industrial solutions provider, we source genuine parts like the 638-21-3/8X16-34-NV across 14 departments. Contact us for availability and lead time.

How to install a JW WINCO swivel leveling mount?

Thread the 3/8"-16 stud into the equipment's tapped hole, hand-tighten, then use a 3/16 in hex wrench to secure. Ensure the plastic thrust pad contacts the floor evenly. 3G Electric recommends consulting the equipment manual for torque specs and load limits.

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 swivel male leveling mounts. 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
Swivel male leveling mount with a 3.15 in round base and 3/8"-16 thread size. Rated for 6,295 lbf load capacity. Includes a nut and mounting holes. Hex size is 11/16 in. Used for leveling and stabilizing industrial machinery, conveyors, and equipment
JW WINCO
Swivel male leveling mount with a 3.15 in round base and 3/8"-16 thread size. Rated for 6,295 lbf load capacity. Includes a nut and mounting holes. Hex size is 11/16 in. Used for leveling and stabilizing industrial machinery, conveyors, and equipment
Swivel male leveling mount with round base and 1/2"-13 thread size. Load capacity of 3,597 lbf. Includes nut; hex size 11/16 in. No mounting holes. Used for leveling and stabilizing industrial equipment, conveyors, and workstations
JW WINCO
Swivel male leveling mount with round base and 1/2"-13 thread size. Load capacity of 3,597 lbf. Includes nut; hex size 11/16 in. No mounting holes. Used for leveling and stabilizing industrial equipment, conveyors, and workstations
Swivel male leveling mount with M12 thread size, 50 mm length, and 3.5 kN load capacity. Round base with polyacetal thrust pad. Used for leveling and stabilizing machinery, conveyors, and workstations
JW WINCO
Swivel male leveling mount with M12 thread size, 50 mm length, and 3.5 kN load capacity. Round base with polyacetal thrust pad. Used for leveling and stabilizing machinery, conveyors, and workstations
This non-skid male leveling mount features a 3.15 in round base with a Buna-N thrust pad for vibration dampening and slip resistance. It has a 3/8"-16 thread size, 2,473 lbf load capacity, 11/16 in hex size, and includes a nut. Used for leveling and stabilizing machinery, conveyors, and other industrial equipment
JW WINCO
This non-skid male leveling mount features a 3.15 in round base with a Buna-N thrust pad for vibration dampening and slip resistance. It has a 3/8"-16 thread size, 2,473 lbf load capacity, 11/16 in hex size, and includes a nut. Used for leveling and stabilizing machinery, conveyors, and other industrial equipment
Swivel male leveling mount with teardrop base and 5/8"-11 thread size. Rated for 2,698 lbf load capacity. Includes nut and mounting holes for secure installation. Used for leveling and vibration control of industrial equipment, conveyors, and workstations on uneven floors
JW WINCO
Swivel male leveling mount with teardrop base and 5/8"-11 thread size. Rated for 2,698 lbf load capacity. Includes nut and mounting holes for secure installation. Used for leveling and vibration control of industrial equipment, conveyors, and workstations on uneven floors
This swivel male leveling mount features a 1.97 in round base with a zinc-plated finish and a 1/2"-13 threaded stud. It has a load capacity of 4,000 lbf and includes mounting holes. Used for leveling and stabilizing industrial machinery, conveyors, and heavy equipment on uneven floors
JW WINCO
This swivel male leveling mount features a 1.97 in round base with a zinc-plated finish and a 1/2"-13 threaded stud. It has a load capacity of 4,000 lbf and includes mounting holes. Used for leveling and stabilizing industrial machinery, conveyors, and heavy equipment on uneven floors

More from JW WINCO

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Swivel male leveling mount with M10 thread size, 21 mm stud length, and 11 kN load capacity. Features a round base, 303 stainless steel thrust pad, and includes a plastic thrust pad. Used for leveling and stabilizing industrial machinery, conveyors, and workstations on uneven floors
JW WINCO
Swivel male leveling mount with M10 thread size, 21 mm stud length, and 11 kN load capacity. Features a round base, 303 stainless steel thrust pad, and includes a plastic thrust pad. Used for leveling and stabilizing industrial machinery, conveyors, and workstations on uneven floors
Swivel male leveling mount with M20 thread size, 80 mm length, and round zinc-plated base. Supports a load capacity of 22,241.11 N. Used for leveling and stabilizing heavy machinery, conveyors, and workstations on uneven floors. Mounting holes not included
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Swivel male leveling mount with M20 thread size, 80 mm length, and round zinc-plated base. Supports a load capacity of 22,241.11 N. Used for leveling and stabilizing heavy machinery, conveyors, and workstations on uneven floors. Mounting holes not included
Swivel male leveling mount with a 3.15 in round base, plain finish, and 3/4"-10 thread. Supports a load capacity of 4,496 lbf. Includes a nut and mounting holes. Used for leveling and stabilizing industrial machinery, conveyors, and workstations on uneven floors
JW WINCO
Swivel male leveling mount with a 3.15 in round base, plain finish, and 3/4"-10 thread. Supports a load capacity of 4,496 lbf. Includes a nut and mounting holes. Used for leveling and stabilizing industrial machinery, conveyors, and workstations on uneven floors
Swivel male leveling mount with a round base, 3.15 in diameter, and 1/2"-13 thread size. Rated for 5,000 lbf load capacity. Used for leveling and stabilizing industrial machinery, conveyors, and heavy equipment on uneven floors. Mounting holes not included
JW WINCO
Swivel male leveling mount with a round base, 3.15 in diameter, and 1/2"-13 thread size. Rated for 5,000 lbf load capacity. Used for leveling and stabilizing industrial machinery, conveyors, and heavy equipment on uneven floors. Mounting holes not included
Swivel male leveling mount with 1/2"-13 thread size, 1.57 in round base, and 2,698 lbf load capacity. Plain finish, includes nut, 11/16 in hex size, mounting holes included. Used for leveling and stabilizing machinery, conveyors, and workstations on uneven floors
JW WINCO
Swivel male leveling mount with 1/2"-13 thread size, 1.57 in round base, and 2,698 lbf load capacity. Plain finish, includes nut, 11/16 in hex size, mounting holes included. Used for leveling and stabilizing machinery, conveyors, and workstations on uneven floors
Swivel male leveling mount with a rectangular base, 3-3/20 in base width, and 1/2"-13 thread size. Rated for 2,698 lbf load capacity. Includes a nut and mounting holes. Hex size is 11/16 in. Used for leveling and stabilizing machinery, conveyors, and industrial equipment, compensating for uneven floors and reducing vibration
JW WINCO
Swivel male leveling mount with a rectangular base, 3-3/20 in base width, and 1/2"-13 thread size. Rated for 2,698 lbf load capacity. Includes a nut and mounting holes. Hex size is 11/16 in. Used for leveling and stabilizing machinery, conveyors, and industrial equipment, compensating for uneven floors and reducing vibration
Swivel male leveling mount with round base and 3/8"-16 thread size. Includes nut. Hex size 11/16 in. Load capacity 1,574 lbf. Used for leveling and stabilizing industrial machinery, conveyors, and workstations on uneven floors
JW WINCO
Swivel male leveling mount with round base and 3/8"-16 thread size. Includes nut. Hex size 11/16 in. Load capacity 1,574 lbf. Used for leveling and stabilizing industrial machinery, conveyors, and workstations on uneven floors
Swivel male leveling mount with a teardrop base and 1/2"-13 thread. Rated for 2,698 lbf load capacity. Includes a nut and mounting holes. Hex size is 11/16 in. Used for leveling and stabilizing machinery, conveyors, and equipment on uneven floors
JW WINCO
Swivel male leveling mount with a teardrop base and 1/2"-13 thread. Rated for 2,698 lbf load capacity. Includes a nut and mounting holes. Hex size is 11/16 in. Used for leveling and stabilizing machinery, conveyors, and equipment on uneven floors