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Machrio

Plain Bearings

Precision bearings for rotating machinery, conveyors, pumps, motors, and mechanical equipment. Our bearing selection includes deep groove ball bearings, angular contact bearings, spherical roller bearings, tapered roller bearings, needle bearings, and thrust bearings.

666 products

O-ring with EPDM Material, 0.2 in Cross Section, featuring High Chemical Resistance, and Excellent Flexibility for Sealing Applications in Harsh Environments, Pkg Qty 20
Industrial|SKU: fd34565563
O-ring with EPDM Material, 0.2 in Cross Section, featuring High Chemical Resistance, and Excellent Flexibility for Sealing Applications in Harsh Environments, Pkg Qty 20

EPDM O-ring providing reliable sealing performance in a Pkg Qty 20 configuration for bulk use in sealing applications across various industries. This O-ring is engineered with EPDM material to support high chemical resistance and flexibility, offering excellent resistance to aging, ozone, and extreme weather conditions, ensuring long-term reliability in harsh environments. The Pkg Qty 20 configuration is specifically designed for high-volume applications, providing enhanced value in industrial settings, and is ideal for sealing in automotive, machinery, and manufacturing environments where frequent replacement and bulk procurement are essential.

$9.99In Stock
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Polypropylene Elbow Hose Barb Fitting, 90 Degree Bend, Male Thread, for Fluid Transfer, Pkg Qty 20
Industrial|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 where frequent replacements are necessary.

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PS10 series mechanical seal for multistage pumps shaft sleeve outer diameter zero point eight seven inch impregnated silicon carbide
Industrial|SKU: JS459531
PS10 series mechanical seal for multistage pumps shaft sleeve outer diameter zero point eight seven inch impregnated silicon carbide

Pump-Specific Design: Tailored for multistage pumps, ensuring perfect compatibility and optimal sealing performance. Durable Material Composition: Impregnated silicon carbide, fluororubber, and 304 stainless steel provide excellent wear, corrosion, and temperature resistance (-30~150°C). Cartridge Design with Double-Head Welding: easy to install, reducing pump downtime. High-Pressure Endurance: Handles up to 2.2MPa, ensuring sealing integrity in multistage pump applications. Versatile Application: Suitable for low-viscosity, neutral fluids without solid particles/fibers, used in boiler water supply, water treatment, food industry, etc. Comprehensive Set: Includes all necessary components for a complete seal replacement.

$99.99In Stock
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PTFE packing square section zero point three one inch by zero point three one inch white PTFE length one hundred ninety six point eight five foot
Industrial|SKU: JS459544
PTFE packing square section zero point three one inch by zero point three one inch white PTFE length one hundred ninety six point eight five foot

PTFE Material: Offers excellent chemical resistance, low friction, and high temperature tolerance. Precision Sizing: Square section 0.31in×0.31in (8×8mm) ensures accurate fit in compatible sealing applications. Long Length: 60 meters (196.85ft) per case, providing ample material for multiple sealing tasks. Net Weight: 6.5kg per case, indicating substantial quantity and durability. Versatile Application: Ideal for thermal power plants, chemical, metallurgical, steel, and coal mining industries. White Color: Allows for easy identification and inspection in various industrial settings.

$209.99In Stock
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PTFE Tri Clamp Gasket, Sanitary Quick Install Sealing Washer, For Stainless Steel Pipe Fittings, DN19 To DN200
Industrial|SKU: 10025743430301
PTFE Tri Clamp Gasket, Sanitary Quick Install Sealing Washer, For Stainless Steel Pipe Fittings, DN19 To DN200

Made of high-purity PTFE (Teflon) for excellent chemical resistance and non-stick properties. Compatible with sanitary tri-clamp fittings in sizes DN19 to DN200. Withstands high temperature and corrosion, ideal for food, beverage, and pharmaceutical systems. Smooth surface finish for hygienic sealing and easy cleaning. Provides durable leak-proof sealing in high-pressure and high-temperature environments. Conforms to GB sanitary standards, suitable for stainless steel piping systems.

$9.99In Stock
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PU Hydraulic Seal, Polyurethane Oil Seal, For Industrial Applications, 0.04in Edge Thickness
Industrial|SKU: 10129847636903
PU Hydraulic Seal, Polyurethane Oil Seal, For Industrial Applications, 0.04in Edge Thickness

Made of high-performance polyurethane (PU) with excellent wear, oil, and pressure resistance. Designed for hydraulic and pneumatic systems to prevent fluid leakage under dynamic motion. Working pressure up to 30MPa and temperature range of -30°C to +100°C. Dark green DHS model, suitable for heavy-duty sealing environments. Available in various sizes and supports customization for industrial use. Ideal for hydraulic cylinders, mechanical actuators, and precision machinery.

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Pure cotton packing square section zero point four seven inch by zero point four seven inch net weight forty four pound length two hundred forty six foot
Industrial|SKU: JS459551
Pure cotton packing square section zero point four seven inch by zero point four seven inch net weight forty four pound length two hundred forty six foot

Pure Cotton Material: Offers good sealing performance, cost-effectiveness, and ease of processing. Precision Sizing: Square section 0.47in×0.47in (12×12mm) ensures accurate fit in compatible sealing applications. Long Length: 75 meters (246.06ft) per case, providing ample material for multiple sealing tasks. Net Weight: 20kg (44.09lb) per case, indicating substantial quantity and durability. Yellow Color: Allows for easy identification and inspection in various industrial settings. Versatile Application: Ideal for thermal power plants, chemical, metallurgical, steel, and coal mining industries, suitable for shaft seals in water-lifting machinery, centrifugal pumps, compressors, and more.

$99.99In Stock
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Pure flexible graphite packing square section zero point three one inch by zero point three one inch length three point two eight foot
Industrial|SKU: JS459549
Pure flexible graphite packing square section zero point three one inch by zero point three one inch length three point two eight foot

Flexible Graphite Material: Offers wear resistance, high pressure resistance, and suitability for high-temperature environments. Precision Sizing: Square section 0.31in×0.31in (8×8mm) ensures accurate fit in compatible sealing applications. Customizable Length: Available in 1-meter (3.28ft) lengths, with custom options available (minimum order 10 meters). Black Color: Allows for easy identification and inspection in various industrial settings. Versatile Application: Ideal for chemical, petroleum, pharmaceutical, food, sugar, pulp, paper, and power industries, especially for high-temperature, high-pressure, and corrosive media sealing in valves, pumps, and reactors.

$9.99In Stock
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PVC Electrical Insulation Tape, Flame Retardant, Heat Resistant, Moisture Resistant, Black
Industrial|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).

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PVC Electrical Insulation Tape Set, Multi Color, Waterproof, Heat Resistant
Industrial|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 to meet specific industrial requirements.

$9.99In Stock
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Radial Shaft Seal, NBR FKM Skeleton Oil Seal for Industrial Applications
Industrial|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 dimensions.

$19.99In Stock
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Rubber bellows mechanical seal model MG1 thirty five G60 AU2EFF shaft diameter one point three eight inch graphite alloy rubber stainless steel set
Industrial|SKU: JS459542
Rubber bellows mechanical seal model MG1 thirty five G60 AU2EFF shaft diameter one point three eight inch graphite alloy rubber stainless steel set

Multi-Material Construction: Graphite, TC hard alloy, rubber, and 304 stainless steel offer excellent wear, corrosion, and temperature resistance (-20~120°C). Precision Sizing: 35mm (1.38in) shaft diameter ensures accurate fit in compatible equipment. Rubber Bellows Design: No plugging, large spring design, compatible with multiple static ring combinations, ensuring reliable sealing. Pressure Endurance: Handles up to 1.6MPa, suitable for demanding fluid-handling applications. Line Speed Compatibility: Supports up to 10m/s, compatible with equipment operating at moderate speeds. Comprehensive Set: Includes all necessary components for a complete seal replacement, compliant with ISO3069 and DIN24960 standards.

$99.99In Stock
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Silicone Rubber Gasket, VMQ Material, High Elasticity, Odorless, Temperature Resistant, Sealing Washer
Industrial|SKU: 10074145958319
Silicone Rubber Gasket, VMQ Material, High Elasticity, Odorless, Temperature Resistant, Sealing Washer

Made from premium VMQ (Silicone Rubber) with excellent elasticity and sealing performance. Wide operating temperature range –40°C to +220°C for versatile applications. Non-toxic, odorless, and environmentally friendly composition. Excellent weathering, UV, and ozone resistance, suitable for long-term outdoor or high-heat environments. Maintains shape stability and resists deformation or cracking. Custom sizes available upon request; multiple diameter and thickness options.

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Silicone Sealing Washer, High-Temperature Resistant, Durable and Corrosion-Proof, Ideal for Mechanical, Plumbing, and Electrical Systems
Industrial|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 applications.

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Single Row Angular Contact Ball Bearing 1.18in Bore Steel 2.83in OD
Industrial|SKU: AA6132058
Single Row Angular Contact Ball Bearing 1.18in Bore Steel 2.83in OD

This single-row angular contact ball bearing is engineered for high-speed industrial applications requiring precise axial and radial load support. Constructed from durable steel, it features a 1.18-inch bore diameter, a 2.83-inch outside diameter, and a compact width of 0.75 inches. The design accommodates combined loads in one direction while maintaining rigorous rotational accuracy under demanding operating conditions. Ideal for machinery assemblies, this component delivers reliable performance with minimal maintenance requirements, ensuring extended service life in critical mechanical systems where dimensional stability and load capacity are paramount.

$109.99In Stock
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Single Row Angular Contact Ball Bearing 1.18in Brass 2.83in OD
Industrial|SKU: CV9511
Single Row Angular Contact Ball Bearing 1.18in Brass 2.83in OD

This single-row angular contact ball bearing is engineered for high-speed industrial applications requiring precise axial and radial load management. Featuring a robust brass cage construction, the unit supports a 1.18-inch bore diameter and a 2.83-inch outside diameter with a compact 0.75-inch width. The design facilitates optimal rigidity and minimal friction under combined loading conditions, ensuring reliable performance in demanding machinery environments. Its standardized dimensions allow for seamless integration into existing motor and pump assemblies, delivering enhanced operational longevity without requiring system modifications.

$129.99In Stock
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Single Row Angular Contact Ball Bearing 1.38in Brass 3.15in OD
Industrial|SKU: CV9514
Single Row Angular Contact Ball Bearing 1.38in Brass 3.15in OD

This single-row angular contact ball bearing is engineered for high-speed industrial applications requiring precise axial and radial load management. Featuring a 1.38-inch bore and a 3.15-inch outside diameter, the unit incorporates a robust brass cage designed to ensure superior guidance and reduced friction under demanding conditions. With a compact width of 0.83 inches, it facilitates easy integration into tight machinery assemblies while maintaining structural integrity. Ideal for pumps, compressors, and gearboxes, this component delivers reliable performance in environments where operational stability and extended service life are critical.

$119.99In Stock
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Stainless Steel Ball Bearing 0.16in Bore 0.39in OD for Miniature Apps, Pkg Qty 36
Industrial|SKU: JR9319
Stainless Steel Ball Bearing 0.16in Bore 0.39in OD for Miniature Apps, Pkg Qty 36

Engineered for precision miniature applications, this stainless steel ball bearing delivers reliable performance in corrosive or high-hygiene environments. The unit features a 0.16-inch bore diameter, a 0.39-inch outside diameter, and a compact 0.16-inch width, ensuring seamless integration into space-constrained mechanical assemblies. Constructed from durable stainless steel, the bearing offers enhanced resistance to oxidation and chemical exposure while maintaining structural integrity under moderate loads. Supplied in packaging quantities of 36 units, these components provide consistent rotational accuracy and reduced friction for industrial equipment requiring long-term operational stability without frequent maintenance intervals.

$99.99In Stock
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Stainless Steel Ball Bearing 0.24in Bore 0.39in OD 0.12in L, Pkg Qty 50
Industrial|SKU: JR9327
Stainless Steel Ball Bearing 0.24in Bore 0.39in OD 0.12in L, Pkg Qty 50

Engineered for precision applications, this stainless steel ball bearing delivers reliable performance in corrosive or hygienic environments. Featuring a 0.24-inch bore diameter and a compact 0.39-inch outside diameter with a 0.12-inch width, the unit offers a space-saving design without sacrificing load capacity. Constructed entirely from durable stainless steel, it ensures long-term resistance to rust and chemical exposure while maintaining smooth rotational efficiency. Supplied in packages of 50, these bearings provide a cost-effective solution for high-volume industrial assembly requirements where dimensional accuracy and material integrity are critical.

$129.99In Stock
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Stainless Steel Ball Bearing 0.2in Bore 0.31in OD for Miniature Apps, Pkg Qty 20
Industrial|SKU: JR9393
Stainless Steel Ball Bearing 0.2in Bore 0.31in OD for Miniature Apps, Pkg Qty 20

Engineered for precision miniature applications, this stainless steel ball bearing delivers reliable performance in corrosive environments. Featuring a 0.2-inch bore diameter and a compact 0.31-inch outside diameter, the unit maintains a low-profile 0.1-inch width suitable for space-constrained assemblies. Constructed entirely from durable stainless steel, it ensures long-term resistance to oxidation and chemical exposure without additional plating. Ideal for high-speed rotational requirements in medical devices or instrumentation, this component offers consistent load distribution and smooth operation. Supplied in packages of 20 units to support efficient inventory management for industrial maintenance and OEM production lines.

$99.99In Stock
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Stainless Steel Deep Groove Ball Bearing 0.394 in Bore, Pkg Qty 2
Industrial|SKU: HC7450
Stainless Steel Deep Groove Ball Bearing 0.394 in Bore, Pkg Qty 2

Engineered for demanding environments, this stainless steel deep groove ball bearing delivers exceptional corrosion resistance and extended service life. Featuring a precise 0.394-inch bore diameter, 1.024-inch outside diameter, and 0.315-inch width, it ensures reliable performance in wet or chemically aggressive applications. The integrated dual rubber seals effectively retain lubrication while excluding contaminants, minimizing maintenance requirements. Constructed entirely from high-grade stainless steel, this component supports moderate radial and axial loads, making it an ideal solution for food processing, marine, and chemical handling machinery where hygiene and durability are critical.

$59.99In Stock
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Stainless Steel Deep Groove Ball Bearing 0.47in Bore 1.10in OD, Pkg Qty 20
Industrial|SKU: AE2406936
Stainless Steel Deep Groove Ball Bearing 0.47in Bore 1.10in OD, Pkg Qty 20

Engineered for demanding industrial environments, this stainless steel deep groove ball bearing offers superior corrosion resistance and reliable performance in wet or chemically aggressive settings. Constructed from durable 304-grade stainless steel, the unit features a 0.47-inch bore diameter, a 1.10-inch outside diameter, and a compact 0.31-inch width to fit standard machinery housings. The double-shielded design effectively retains lubrication while excluding contaminants, ensuring extended service life with minimal maintenance. Ideal for food processing, marine applications, and chemical equipment, these bearings deliver consistent rotational accuracy under moderate loads and varying temperature conditions.

$99.99In Stock
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Stainless Steel Deep Groove Ball Bearing 0.59in Bore for Industrial, Pkg Qty 12
Industrial|SKU: AE2406937
Stainless Steel Deep Groove Ball Bearing 0.59in Bore for Industrial, Pkg Qty 12

Engineered for demanding industrial environments, this stainless steel deep groove ball bearing delivers reliable performance in corrosive or high-moisture applications. Constructed from durable 304-grade stainless steel, the unit features a 0.59-inch bore, 1.26-inch outside diameter, and 0.35-inch width to ensure precise fitment within standard machinery. The double-shielded design effectively retains lubrication while excluding contaminants, extending service life and reducing maintenance intervals. Ideal for food processing, chemical handling, and marine equipment, these bearings provide consistent rotational stability under moderate loads without requiring additional corrosion protection.

$69.99In Stock
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Stainless Steel Deep Groove Ball Bearing 0.67in Bore for Machinery, Pkg Qty 12
Industrial|SKU: AE2406938
Stainless Steel Deep Groove Ball Bearing 0.67in Bore for Machinery, Pkg Qty 12

Engineered for demanding industrial environments, this stainless steel deep groove ball bearing delivers superior corrosion resistance and extended service life. Constructed from durable 304-grade stainless steel, the unit features a 0.67-inch bore diameter, a 1.38-inch outside diameter, and a compact 0.39-inch width to fit precise machinery assemblies. The double-shielded design effectively excludes contaminants while retaining lubrication, ensuring reliable rotational performance under variable loads. Ideal for food processing, chemical, and marine applications, this component provides consistent operation where standard carbon steel bearings would fail due to environmental exposure.

$89.99In Stock
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