Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
JW WINCO Reinforced Through-Hole Rubber Bumper: Cylindrical, Natural Rubber - Plain Bore Vibration-Isolating Mounts
JW WINCOPlain Bore Vibration-Isolating Mounts

JW WINCO Reinforced Through-Hole Rubber Bumper: Cylindrical, Natural Rubber

The JW WINCO Reinforced Through-Hole Rubber Bumper is a cylindrical Plain Bore Vibration-Isolating Mount made from Natural Rubber with No Thread thread size (MPN 351-50-50-21-DD-40). This component is designed to…

SKU 3G-OTH-598006

Brand
JW WINCO
Item
Reinforced Through-Hole Rubber Bumper: Cylindrical, Natural Rubber
Category
Plain Bore Vibration-Isolating Mounts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

JW WINCO
Manufacturer Part Number
351-50-50-21-DD-40
Type
Natural Rubber, No Thread Thread Size
View Full Spec Sheet

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

The JW WINCO Reinforced Through-Hole Rubber Bumper is a cylindrical Plain Bore Vibration-Isolating Mount made from Natural Rubber with No Thread thread size (MPN 351-50-50-21-DD-40). This component is designed to dampen vibration and reduce noise in industrial equipment, providing a simple press-fit or through-bolt mounting solution.

Frequently Asked Questions

What is a JW WINCO Reinforced Through-Hhole Rubber Bumper used for?

This cylindrical plain bore vibration-isolating mount dampens vibration and reduces noise in industrial equipment. It provides a simple press-fit or through-bolt mounting solution for machinery, pumps, and conveyors, protecting sensitive components from shock and resonance.

What are the specifications of the JW WINCO 351-50-50-21-DD-40 rubber bumper?

The JW WINCO 351-50-50-21-DD-40 is a reinforced through-hole rubber bumper made from natural rubber with no thread thread size. It is a cylindrical plain bore vibration-isolating mount designed for press-fit or through-bolt installation in industrial applications.

Where to buy JW WINCO rubber bumpers worldwide?

3G Electric supplies JW WINCO reinforced through-hole rubber bumpers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the 351-50-50-21-DD-40 or other vibration-isolating mounts.

How to install a JW WINCO plain bore vibration-isolating mount?

Install the JW WINCO reinforced rubber bumper by pressing it into a mounting hole or using a through-bolt through the center bore. Ensure the natural rubber is not over-compressed. Tighten fasteners evenly to avoid distortion. Follow generic best practices for vibration mount 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 plain bore vibration-isolating mounts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from JW WINCO

View all JW WINCO parts →
JW WINCO Reinforced Through-Hole Rubber Bumper: Cylindrical, Natural Rubber, No Thread Thread Size (MPN 451-100-40-21-D-55). Key specifications — attr1060237: Natural Rubber; attr1060241: No Thread.
JW WINCO
JW WINCO Reinforced Through-Hole Rubber Bumper: Cylindrical, Natural Rubber, No Thread Thread Size (MPN 451-100-40-21-D-55). Key specifications — attr1060237: Natural Rubber; attr1060241: No Thread.
JW WINCO Through-Hole Rubber Bumper: Cylindrical, Natural Rubber, No Thread Thread Size (MPN 351-80-40-21-B-70). Key specifications — attr1060237: Natural Rubber; attr1060241: No Thread.
JW WINCO
JW WINCO Through-Hole Rubber Bumper: Cylindrical, Natural Rubber, No Thread Thread Size (MPN 351-80-40-21-B-70). Key specifications — attr1060237: Natural Rubber; attr1060241: No Thread.
JW WINCO Through-Hole Rubber Bumper: Cylindrical, Natural Rubber, No Thread Thread Size (MPN 351-50-40-17-B-70). Key specifications — attr1060237: Natural Rubber; attr1060241: No Thread.
JW WINCO
JW WINCO Through-Hole Rubber Bumper: Cylindrical, Natural Rubber, No Thread Thread Size (MPN 351-50-40-17-B-70). Key specifications — attr1060237: Natural Rubber; attr1060241: No Thread.
JW WINCO Reinforced Through-Hole Rubber Bumper: Cylindrical, Natural Rubber, No Thread Thread Size (MPN 351-40-30-13-DD-55). Key specifications — attr1060237: Natural Rubber; attr1060241: No Thread.
JW WINCO
JW WINCO Reinforced Through-Hole Rubber Bumper: Cylindrical, Natural Rubber, No Thread Thread Size (MPN 351-40-30-13-DD-55). Key specifications — attr1060237: Natural Rubber; attr1060241: No Thread.
JW WINCO Through-Hole Rubber Bumper: Cylindrical, Natural Rubber, No Thread Thread Size (MPN 351-80-50-21-B-70). Key specifications — attr1060237: Natural Rubber; attr1060241: No Thread.
JW WINCO
JW WINCO Through-Hole Rubber Bumper: Cylindrical, Natural Rubber, No Thread Thread Size (MPN 351-80-50-21-B-70). Key specifications — attr1060237: Natural Rubber; attr1060241: No Thread.
JW WINCO Reinforced Through-Hole Rubber Bumper: Cylindrical, Natural Rubber, No Thread Thread Size (MPN 351-50-30-10-DD-55). Key specifications — attr1060237: Natural Rubber; attr1060241: No Thread.
JW WINCO
JW WINCO Reinforced Through-Hole Rubber Bumper: Cylindrical, Natural Rubber, No Thread Thread Size (MPN 351-50-30-10-DD-55). Key specifications — attr1060237: Natural Rubber; attr1060241: No Thread.
JW WINCO Vibration-Isolating Mount: Cylindrical, Buna-N, Plain Bore Style, 0.21 in Thread Size (MPN 454-20-10-5.3-55). Key specifications — attr1060237: Buna-N; attr1060241: 0.21 in.
JW WINCO
JW WINCO Vibration-Isolating Mount: Cylindrical, Buna-N, Plain Bore Style, 0.21 in Thread Size (MPN 454-20-10-5.3-55). Key specifications — attr1060237: Buna-N; attr1060241: 0.21 in.
JW WINCO Reinforced Through-Hole Rubber Bumper: Cylindrical, Natural Rubber, No Thread Thread Size (MPN 351-40-20-13-DD-40). Key specifications — attr1060237: Natural Rubber; attr1060241: No Thread.
JW WINCO
JW WINCO Reinforced Through-Hole Rubber Bumper: Cylindrical, Natural Rubber, No Thread Thread Size (MPN 351-40-20-13-DD-40). Key specifications — attr1060237: Natural Rubber; attr1060241: No Thread.