Vibration & Shock Mounts – Reliable Isolation for Sensitive Equipment
Protect your equipment from the harmful effects of vibration and shock with SDP/SI’s wide selection of anti-vibration mounts and isolators. Our product line includes cylindrical mounts, silicone gel and foam dampers, square and ring mounts, conical bumpers, cup mountings, finger-flex isolators, leveling bases, and more. Designed to absorb and reduce vibration, these mounts are commonly used in HVAC systems, as well as in everyday products like computers, fans, printers, and household appliances. Vibration can loosen fasteners, damage sensitive components, and generate excess noise—issues that can be mitigated with our cost-effective vibration control solutions.
SDP/SI vibration and shock mounts are constructed from high-performance materials such as natural rubber and silicone, ensuring durability, chemical resistance, and stable performance across a wide temperature range. Whether your application requires protection from low-frequency vibration or shock isolation in high-impact environments, our comprehensive range of products offers dependable performance. For load specifications, frequency data, and force tolerances, refer to the detailed product catalog pages to select the ideal mount for your specific application.
Conical Bumpers
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Max. Load: 44 lbf (20 kgf) - 62 lbf (28.1 kgf)Occasional Dynamic: 80 lbf (36.3 kgf) - 145 lbf (65.8 kgf)
Conical Bumpers from SDP/SI are durable, high-performance vibration isolators designed to absorb shock and reduce noise in equipment handling moderate loads of 44 to 62 lbf (20 to 28.1 kgf). Ideal for use in machinery, appliances, and electronic equipment, these bumpers feature a steel, zinc-plated fastener for secure mounting and a natural rubber isolator for excellent resilience and damping. The conical shape enhances energy absorption while minimizing stress on mounting surfaces. Engineered for reliable vibration control, SDP/SI’s conical bumpers are a cost-effective solution for extending equipment life and improving operational stability.
Cup Mountings
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Max. Load: 33 - 135 lbfCup Mountings from SDP/SI provide effective vibration isolation and shock absorption for loads ranging from 33 to 135 lbf, making them ideal for a wide variety of industrial and commercial applications. These mounts feature a durable natural rubber isolator housed in a zinc-plated steel base, offering excellent resilience and corrosion resistance. The cup-shaped design contains and supports the rubber element, enhancing stability while absorbing impact and reducing noise. Perfect for protecting sensitive components in HVAC systems, machinery, and electronic devices, SDP/SI’s cup mountings deliver reliable, long-lasting vibration control.
Cylindrical Compression Mounts
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Max. Load: Compression to 330 lbf / Shear to 140 lbfCylindrical Compression Mounts from SDP/SI are designed to isolate vibration and absorb shock in applications with compression loads ranging from 95 to 210 lbf. Made with a natural rubber isolator and a zinc-plated steel fastener, these mounts offer excellent durability and performance under dynamic loading conditions. Ideal for vertical load applications, they are not recommended for static shear loads. Cylindrical mounts provide stable deflection under load, and detailed load deflection graphs are available to guide proper application—ensuring safe performance for static loads and accurate prediction of dynamic behavior. Use SDP/SI cylindrical compression mounts to protect your equipment and reduce unwanted vibration and noise.
Cylindrical Mounts
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Max. Load: Compression to 330 lbf (95 kgf) / Shear to 140 lbf (140 kgf)Cylindrical Mounts from SDP/SI are versatile isolators used to control vibration, shock, and noise in applications with both shear and compressive stresses. Available in male-to-male, male-to-female, female-to-female, and male-to-blank end configurations, these mounts suit a wide range of installations. Choose from natural rubber for cost-effective durability and excellent abrasion resistance, neoprene for its waterproof, UV-resistant, and high-temperature stability, or urethane for superior resistance to oils, chemicals, and abrasion with minimal resonance. Ideal for machinery, electronics, and HVAC systems, SDP/SI cylindrical mounts provide reliable, long-lasting vibration isolation.
Cylindrical/Square Mounts, Natural Rubber
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Max. Load: Compression to 14.5 lbf / Shear to 7.3 lbfSDP/SI’s Cylindrical and Square Vibration Mounts made from durable natural rubber are an ideal solution for controlling vibration, shock, and noise in precision applications. Designed for compression loads ranging from 6.8 to 14.5 lbf and shear loads from 2.8 to 7.3 lbf, these mounts offer reliable performance in both static and dynamic conditions. The isolator is constructed from resilient natural rubber for excellent vibration damping, while the steel fasteners are zinc plated for corrosion resistance. With a compact stud design—maximum unthreaded length of 1/16 inch—installation is simple and secure. Load deflection graphs are available for accurate selection and safe operation. Choose SDP/SI vibration mounts for dependable quality, expert support, and immediate availability from a trusted industry leader.
Finger-Flex Mounts
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Max. Load: to 50 lbf (110.2 kgf)SDP/SI’s Finger-Flex Vibration Mounts are engineered for superior vibration isolation in compact spaces, supporting loads up to 37 pounds per mount. Ideal for office machines, lab equipment, HVAC systems, motors, pumps, and more, these mounts feature a natural rubber ring and bushing with uniquely designed radial and axial fingers that absorb vibration in multiple directions for maximum effectiveness. Available in two durometers—30 and 60—for optimal isolation across a 6–30 Hz frequency range, these compact mounts (only 1-1/8" high) can be stacked or installed in parallel to increase deflection and load capacity. The rugged zinc-plated housing provides corrosion resistance, while the standardized 4-hole MIL-Size 2 base and 17/64" clearance hole ensure easy, secure installation. Rely on SDP/SI’s Finger-Flex Mounts for precision vibration control, long-lasting durability, and expert support from a trusted supplier.
Ring Mounts, 1-20 lb.
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Max. Load: to 20 lbfDynamic Spring Rate: 77 - 210 lbf/in
SDP/SI’s Ring Mounts offer an efficient solution for isolating vibration and shock in low-load applications ranging from 1 to 20 lbf. Crafted with a natural rubber isolator and durable zinc-plated steel fasteners, these mounts are designed for both reliability and ease of installation. The ring-shaped design ensures effective vibration damping in compact assemblies, making them well-suited for sensitive instruments, electronics, and light mechanical systems. Whether used individually or in multiple mount configurations, Ring Mounts deliver dependable performance and consistent load support. Choose SDP/SI for quality components, fast availability, and trusted application expertise.
Natural Rubber Platemounts
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Max. Load: to 760 lbfNatural Rubber Platemounts from SDP/SI are ideal for applications requiring stable vibration isolation in the 4 to 20 lbf load range. Featuring a resilient natural rubber isolator bonded to a sturdy steel or aluminum base, these mounts provide reliable damping of vibration and noise across a wide range of light-duty equipment. Their low-profile, plate-style design ensures secure mounting while minimizing space requirements—perfect for use in instrumentation, small machinery, and precision devices. With quality materials and consistent performance, SDP/SI Platemounts offer an effective, compact solution backed by responsive service and engineering expertise.
Silicone Gel Vibration Dampers, Tapes & Sheets
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Optimum Load: 0.9 - 55.1 lbf/leg (0.4 - 25 kgf/leg)SDP/SI’s Silicone Gel Vibration Dampers, Tapes, and Sheets provide superior shock absorption for sensitive components where traditional rubber falls short. Engineered with an exceptionally soft and flexible molecular structure, silicone gel offers outstanding vibration isolation at low frequencies and maintains performance across a wide temperature range (-40°F to +392°F). Ideal for use in electronics, robotics, and computer systems, our silicone gel dampers—available in inch and metric sizes—are suited for small to intermediate compression loads and come in both double-studded and flanged configurations. Silicone gel tapes and chips feature a one-sided adhesive for easy placement, while sheets can be custom-cut to fit your needs—stackable for greater isolation and noise reduction. Highly durable and resistant to weather, UV, ozone, and chemicals, SDP/SI’s silicone vibration damping products deliver long-lasting performance in the most demanding environments.
Square Mounts, Natural Rubber
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Max. Load: Compression to 15.4 lbf / Shear to 9.9 lbfSDP/SI’s Square Mounts made from natural rubber are designed to effectively isolate both compression and shear forces in compact assemblies, supporting compression loads from 5.1 to 13.8 lbf and shear loads from 2.6 to 7.1 lbf. The square design offers stable, low-profile vibration control, while the zinc-plated steel fastener ensures corrosion resistance and long-lasting performance. With a maximum unthreaded stud portion of just 1/16 inch, installation is quick and precise. Load deflection graphs are available to assist with safe and accurate selection for both static and dynamic applications. Trust SDP/SI’s Square Mounts for reliable vibration damping, expert support, and immediate availability.
Unitized Bolt Mounts
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Nominal Load Rating Axial: 60 - 1300 lbfOuter Diameter: 1 - 4.53 in
SDP/SI’s Unitized Bolt Mounts are a rugged, high-performance solution for isolating structure-borne noise and vibration in demanding applications such as engines, compressors, pumps, and HVAC systems. Constructed from durable natural rubber and featuring a tubular-rolled steel spacer, these mounts are built to withstand harsh environments while delivering consistent vibration damping. Solo bolt mounts support loads from 60 to 900 lbf, while tandem mounts handle 150 to 900 lbf, making them ideal for a wide range of medium to heavy-duty equipment. Designed for reliability and long service life, SDP/SI’s unitized bolt bushings ensure quieter, smoother operation with expert-engineered performance you can trust.
Leveling Base Mounts
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Max. Load: 12000 lbfSDP/SI’s Leveling Base Mounts are designed to support heavy machinery while providing precise leveling and exceptional vibration isolation. With load capacities ranging from 100 to 12,000 lbf, these mounts are ideal for a wide variety of industrial equipment. Installation is straightforward: simply lift the machine, position the mounts beneath the feet, and attach the leveling bolts. Once the machine is lowered and the weight is evenly distributed, the mounts can be finely adjusted to the desired height using the leveling bolts, then secured with the locknut. Perfect for achieving both stability and vibration control, SDP/SI’s leveling base mounts offer reliable performance and ease of use in demanding applications.