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Power Transmission

Power transmission components are critical mechanical elements that transfer power, torque, and motion between machinery parts in industrial equipment. This category includes belt drives, chain drives, gearboxes, couplings, pulleys, sprockets, and related hardware designed for...

41 products
304 Stainless Steel Flat Washer, Standard Plain Washer, 4.8 Grade
Unbranded|SKU: 10103641121561
304 Stainless Steel Flat Washer, Standard Plain Washer, 4.8 Grade

Constructed from 304 stainless steel for corrosion and oxidation resistance. Provides uniform pressure distribution under bolted connections. 4.8 hardness grade, suitable for standard mechanical fastening. Smooth natural finish for consistent torque and easy installation. Complies with international standards for dimensional accuracy and reliability.

$5.89 /eachIn Stock
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FKM Rubber TC Skeleton Oil Seal, High Temperature Resistant, Shaft Seal for Industrial Machinery
Unbranded|SKU: 10077016613332
FKM Rubber TC Skeleton Oil Seal, High Temperature Resistant, Shaft Seal for Industrial Machinery

Made from high-grade FKM (fluorocarbon rubber) for excellent resistance to oil, heat, and aging. Reinforced steel skeleton structure ensures dimensional stability and sealing strength. TC double-lip design offers enhanced dust protection and oil retention. Performs reliably under high temperatures up to 572°F (300°C). Suitable for rotating shaft sealing in motors, gearboxes, compressors, and hydraulic systems. Available in multiple sizes and customizable dimensions to meet specific industrial re

$1.51 /eachIn Stock
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NBR Rubber O-Ring Seals, Durable Nitrile O Ring Gaskets, Oil Resistant and Heat Resistant Sealing Rings for Motors, Pumps, Compressors and Industrial Machinery
Unbranded|SKU: 10076944299022
NBR Rubber O-Ring Seals, Durable Nitrile O Ring Gaskets, Oil Resistant and Heat Resistant Sealing Rings for Motors, Pumps, Compressors and Industrial Machinery

Made of premium NBR (Nitrile Rubber) with excellent resistance to oil, wear, and temperature. Reinforced steel skeleton ensures rigidity and dimensional stability during installation. Double-lip (TC type) design provides effective oil retention and dust exclusion. Available in various standard sizes, with customization options for special applications. Suitable for rotary motion sealing in motors, pumps, compressors, and gearboxes. Maintains sealing performance under moderate pressure and dynami

$1.01 /eachIn Stock
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Silicone Sealing Washer, High-Temperature Resistant, Durable and Corrosion-Proof, Ideal for Mechanical, Plumbing, and Electrical Systems
Unbranded|SKU: 100205404889
Silicone Sealing Washer, High-Temperature Resistant, Durable and Corrosion-Proof, Ideal for Mechanical, Plumbing, and Electrical Systems

Made from premium-grade silicone rubber, compliant with GB1230-84 industrial standard. Excellent temperature resistance from –20°C to +140°C. Provides superior sealing, waterproofing, and vibration absorption. Elastic, durable, and non-deforming even under repeated compression. Non-toxic, odorless, and safe for mechanical, plumbing, and electrical sealing use. Comes in multiple sizes; this model features 24mm outer diameter. Sold as a set of 20 pcs for convenient replacement and bulk application

$9.42 /eachIn Stock
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NBR TC Skeleton Oil Seal, Dual Lip, Shaft Seal for Industrial Equipment
Unbranded|SKU: 10186773333963
NBR TC Skeleton Oil Seal, Dual Lip, Shaft Seal for Industrial Equipment

Complete hydraulic cylinder seal kit, including Y-rings, dust seals, piston seals, and O-rings. Made with premium imported PU and NBR materials for superior elasticity and wear resistance. Resistant to oil, abrasion, and temperature variations. Suitable for replacement and maintenance of hydraulic cylinders in construction and industrial equipment. Provides long-term sealing stability and prevents leakage under high pressure. Easy installation and compatible with multiple cylinder models.

$16.80 /eachIn Stock
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Unbranded|SKU: 10077126692601
PVC Electrical Insulation Tape Set, Multi Color, Waterproof, Heat Resistant

Constructed with premium FKM (fluororubber) for excellent resistance to oil, water, and high temperatures. Operates reliably from -13°F to 572°F (-25°C to 300°C). Withstands working pressures up to ≤4641 psi (32 MPa). Dual-lip (TC) design provides both oil retention and dust exclusion. Suitable for high-speed and high-temperature sealing applications in motors, pumps, and gearboxes. Resistant to wear, oil, acid, and aging, ensuring long service life in harsh conditions. Available in custom sizes

$5.88 /eachIn Stock
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NBR TC Oil Seal, Nitrile Rubber Double Lip Shaft Seal, Steel Reinforced Skeleton Seal for Motors, Gearboxes, Pumps and Industrial Machinery
Unbranded|SKU: 10076945850242
NBR TC Oil Seal, Nitrile Rubber Double Lip Shaft Seal, Steel Reinforced Skeleton Seal for Motors, Gearboxes, Pumps and Industrial Machinery

Made from high-grade NBR (Nitrile Rubber) with excellent oil, abrasion, and water resistance. Reinforced steel skeleton provides superior structural strength and dimensional stability. TC-type dual-lip design effectively prevents oil leakage and dust ingress. Resistant to deformation and aging, ensuring long-term sealing performance. Suitable for motors, gearboxes, pumps, and industrial mechanical equipment. Custom sizes available to meet various industrial requirements.

$0.78 /eachIn Stock
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CFW NBR FKM Radial Shaft Oil Seal, Metal Reinforced Skeleton, Dual Lip Design for Lubricant Retention, Heat and Wear Resistant, Ideal for Motors, Gearboxes, Pumps
Unbranded|SKU: 10146213868113
CFW NBR FKM Radial Shaft Oil Seal, Metal Reinforced Skeleton, Dual Lip Design for Lubricant Retention, Heat and Wear Resistant, Ideal for Motors, Gearboxes, Pumps

Original CFW Germany product, engineered for precision rotary shaft sealing. Available in NBR (Nitrile Rubber) and FKM (Fluororubber) materials for different application needs. Provides excellent oil, temperature, and wear resistance under dynamic operation. Metal-reinforced skeleton design ensures structural rigidity and dimensional accuracy. Suitable for rotary shafts, transmissions, motors, gearboxes, and pumps. Manufactured under CFW (Freudenberg Group, Germany) industrial standards. Reliabl

$32.06 /eachIn Stock
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FKM TC Skeleton Oil Seal, High Temperature Fluororubber Shaft Seal for Industrial Applications
Unbranded|SKU: 100209594937
FKM TC Skeleton Oil Seal, High Temperature Fluororubber Shaft Seal for Industrial Applications

Made from high-strength stainless steel for durability and corrosion resistance. Provides accurate thickness control with tight dimensional tolerance. Offers high tensile strength and excellent flexibility for precision fitting. Suitable for electronics, mold tooling, stamping, and mechanical assembly. Manufactured with strict tolerance standards for reliable performance.

$17.63 /eachIn Stock
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NBR TC Skeleton Oil Seal, Nitrile Rubber, Dual Lip Design for Shaft Sealing, Oil and Dust Resistant, Ideal for Motors, Gearboxes, Pumps
Unbranded|SKU: 10087712555015
NBR TC Skeleton Oil Seal, Nitrile Rubber, Dual Lip Design for Shaft Sealing, Oil and Dust Resistant, Ideal for Motors, Gearboxes, Pumps

Constructed from premium NBR (nitrile rubber) for superior oil resistance, wear resistance, and flexibility. Reinforced with metal skeleton frame for structural strength and dimensional stability. TC dual-lip design provides enhanced protection against dust ingress and oil leakage. Suitable for rotary shafts and mechanical sealing applications under moderate speed and pressure. Ensures tight sealing, long service life, and consistent performance in harsh operating conditions.

$0.60 /eachIn Stock
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Radial Shaft Seal, NBR FKM Skeleton Oil Seal for Industrial Applications
Unbranded|SKU: 100155771211
Radial Shaft Seal, NBR FKM Skeleton Oil Seal for Industrial Applications

Constructed from high-quality NBR (Nitrile Rubber) for excellent oil and abrasion resistance. Reinforced steel skeleton frame ensures durability and dimensional stability. Double-lip (TC type) design provides dual sealing protection—retaining lubricant and preventing contaminants. Designed for rotary shaft sealing in motors, pumps, compressors, and mechanical equipment. Meets national industrial standards, compatible with common shaft sizes. Supports custom manufacturing for non-standard dimensi

$21.84 /eachIn Stock
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NBR Rubber O Ring Seals, Durable Nitrile O Ring Gaskets, Oil and Temperature Resistant Sealing Rings for Motors, Pumps, Compressors and Industrial Machinery
Unbranded|SKU: 10133222057452
NBR Rubber O Ring Seals, Durable Nitrile O Ring Gaskets, Oil and Temperature Resistant Sealing Rings for Motors, Pumps, Compressors and Industrial Machinery

Manufactured from high-quality nitrile rubber (NBR), providing superior oil, wear, and temperature resistance. Reinforced steel skeleton structure ensures shape stability and reliable sealing under rotation. Designed for shaft sealing applications to prevent lubricant leakage and dust ingress. Operates effectively within -40°F to 250°F (-40°C to 120°C). Available in multiple dimensions and supports customized processing upon request. Ideal for motors, pumps, compressors, gearboxes, and general i

$1.01 /eachIn Stock
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Polypropylene Elbow Hose Barb Fitting, 90 Degree Bend, Male Thread, for Fluid Transfer, Pkg Qty 20
Unbranded|SKU: 10091868363641
Polypropylene Elbow Hose Barb Fitting, 90 Degree Bend, Male Thread, for Fluid Transfer, Pkg Qty 20

Polypropylene Elbow Hose Barb Fitting providing secure fluid transfer in a Pkg Qty 20 configuration for high-volume fluid handling in typical industrial environments. This hose barb fitting is engineered with polypropylene to ensure durability and corrosion resistance, offering a 90-degree bend with male threads for secure hose connections. The Pkg Qty 20 configuration is specifically designed for bulk applications, providing enhanced value for multi-location usage and high-turnover environments

$109.99 /eachIn Stock
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NBR Skeleton Oil Seal, High Strength, Oil Resistant, Shaft Seal for Industrial Equipment
Unbranded|SKU: 10104849674918
NBR Skeleton Oil Seal, High Strength, Oil Resistant, Shaft Seal for Industrial Equipment

Constructed from premium 304 stainless steel for excellent strength and corrosion resistance. Thickened design (up to 6 mm) for enhanced load-bearing capacity. Provides stable surface support and prevents deformation under bolt pressure. Suitable for machinery, structural fastening, and heavy-duty equipment assembly. Smooth surface finish ensures consistent torque and easy installation. Available in multiple sizes from M10 to M30, compliant with metric standards.

$4.66 /eachIn Stock
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Bearing Steel Oil Seal, Low Noise, Corrosion Resistant, Rotary Shaft Seal
Unbranded|SKU: 10173126006229
Bearing Steel Oil Seal, Low Noise, Corrosion Resistant, Rotary Shaft Seal

Made from 304 stainless steel for superior corrosion and oxidation resistance. Ultra-thin design (0.5 mm / 0.02 in) ideal for precision spacing applications. Provides even load distribution and protects fastening surfaces. High dimensional accuracy ensures consistent fit and performance. Suitable for machinery, instruments, and precision assembly.

$2.08 /eachIn Stock
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PVC Electrical Insulation Tape, Flame Retardant, Heat Resistant, Moisture Resistant, Black
Unbranded|SKU: 10116648413449
PVC Electrical Insulation Tape, Flame Retardant, Heat Resistant, Moisture Resistant, Black

Manufactured from carbon steel for durability and load-bearing performance. Zinc-plated finish provides corrosion and rust resistance. Ensures even load distribution and prevents surface damage. Ideal for general mechanical fastening and equipment assembly. Available in multiple sizes ranging from M2 to M60 (0.08–2.36 in).

$5.32 /eachIn Stock
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Honeywell|SKU: MRO-PT-001
Deep Groove Ball Bearing, 6205-2RS

Sealed deep groove ball bearing, 6205-2RS. 25mm bore, 52mm OD, 15mm width. Double rubber seal. For electric motors, conveyors, and general machinery.

$6.99 /eachIn Stock
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How to Choose the Right Power Transmission

When selecting power transmission components, start by determining the power rating (HP/kW), speed requirements (RPM), and torque needs of your application. Consider the duty cycle, operating hours, and environmental factors like temperature, moisture, and exposure to chemicals or contaminants. These specifications will help narrow down suitable product types and materials.

Evaluate mounting configurations and space constraints in your installation. Key dimensions include shaft diameters, center distances for belt/chain drives, and overall envelope size. Consider maintenance requirements and accessibility for belt tensioning, lubrication, or component replacement. For critical applications, redundancy or backup systems may be necessary.

Material selection and surface treatments significantly impact component longevity. Standard options include cast iron, steel, and aluminum, with specialized coatings or materials available for corrosive environments. Ensure compatibility with existing equipment and adherence to relevant safety standards like OSHA guarding requirements. Consider the total cost of ownership, including maintenance intervals and replacement part availability.

Frequently Asked Questions

How do I choose between belt drives and chain drives?
Belt drives are typically quieter, require less maintenance, and are more economical for standard applications. Chain drives offer higher power transmission capacity, precise timing capability, and better performance in contaminated environments. Consider factors like power rating, speed ratio, center distance, and operating environment when selecting between the two.
What are common power transmission applications in manufacturing?
Power transmission components are widely used in conveyor systems, material handling equipment, processing machinery, pumps, fans, and production line equipment. They're essential for speed reduction/increase, torque multiplication, and power distribution in manufacturing facilities.
What standards apply to industrial power transmission products?
Key standards include ANSI/RMA standards for V-belts and synchronous belts, ANSI/AGMA standards for gearing, ASME/ANSI B29 for roller chains, and ISO 9001 for quality management. Products may also need to comply with OSHA safety requirements and industry-specific standards.
What is the typical lead time for power transmission components?
Standard catalog items like common belt sizes, pulleys, and bearings typically ship within 1-3 business days. Custom or specialized components may require 2-6 weeks lead time. Emergency/rush orders can often be accommodated for critical replacement parts.
Can different manufacturers' power transmission products be interchanged?
Many standard power transmission components are interchangeable if they meet the same industry specifications (like ANSI standards). However, always verify dimensional compatibility, material specifications, and performance ratings. Some specialized or proprietary designs may not be directly interchangeable.