Skip to main content
ALL Category
Bagisto
Login / My Cart
ROOT Electronic Components / Maker DIY 3D Printing Accessories Repair Parts Model / Hobby Parts Specialty Tools / Unique Tools Robotics / STEM Teaching Tools Industrial Small Parts Musical Instrument Accessories Cosplay / Prop Accessories Special Daily Living Tools Imported Products Packaging Snacks, Nuts & Local Specialties Personal Care, Health & Massage Equipment Luggage & Leather Goods: Best-Selling Women's & Men's Bags Women's Shoes
Home / Connectors and Fasteners / Aluminum Alloy Disc Coupling Elastic Single/Double Laminated Coupler for Servo Motor Leadscrew
Connectors and Fasteners

Attributes

Brand -
Category Industrial Small Parts / Connectors and Fasteners
Origin -
Material Aluminum Alloy 7075
Surface Finish Black Anodized
Coupling Style Diaphragm Flexible
Bore Diameter Options 5mm, 6mm, 8mm, 10mm, 12mm
Rated Torque 5 Nm to 25 Nm
Maximum Speed 10,000 RPM
Angular Misalignment 1.5 Degrees
Parallel Misalignment 0.05 mm
Operating Temperature -20°C to 80°C
Package Includes 1 x Coupling, Mounting Screws

5 reviews

A

Anonymous

Apr 21, 2026

Rating: 4/5

Good but tight fit

Had to sand the bore slightly for my 8mm shaft, but otherwise works well for the price.

A

Anonymous

Apr 10, 2026

Rating: 5/5

Excellent Precision

Used this for my 3D printer upgrade. The backlash is practically zero and installation was straightforward.

A

Anonymous

Mar 23, 2026

Rating: 5/5

Bulk order satisfied

Ordered 20 units for production machinery. Consistency across all units was impressive.

A

Anonymous

Mar 20, 2026

Rating: 5/5

Zero Backlash

Perfect for servo motor application. Noticed immediate improvement in positioning accuracy.

A

Anonymous

Mar 04, 2026

Rating: 5/5

Sturdy Build

The aluminum feels very high quality. The anodizing is smooth and there are no sharp edges.

5 FAQ

Q: What screw size is included?

A: M3 or M4 set screws are included depending on the bore size selected.

Q: Can it handle axial load?

A: It accommodates minimal axial motion, but it is primarily designed for torsional transmission.

Q: Is lubrication required?

A: No, the diaphragm design is maintenance-free and does not require lubrication.

Q: Single or double disc?

A: Please select the variant at checkout. Double disc allows for greater misalignment compensation.

Q: What shaft sizes are available?

A: We offer bores from 5mm to 20mm. Please select your specific size from the dropdown menu.

Explore your interests

Japan BPJ Imported Deep Groove Ball Bearings 6006 6007 6008 6009 6010 6011 ZZ RS P4

Japan BPJ Imported Deep Groove Ball Bearings 6006 6007 6008 6009 6010 6011 ZZ RS P4

$23.31

PNY8LMK10 12 13 16 20 25 30 35 40LUU50 Extended Square Flange Linear Bearing Imported

PNY8LMK10 12 13 16 20 25 30 35 40LUU50 Extended Square Flange Linear Bearing Imported

$37.00

45# Medium Carbon Steel Straight Guide Bushing: Inner Diameter D10-D50, Shoulderless Straight Liner, Bushing, Steel Sleeve

45# Medium Carbon Steel Straight Guide Bushing: Inner Diameter D10-D50, Shoulderless Straight Liner, Bushing, Steel Sleeve

$1.00

Heavy-Duty Galvanized Double Round Clamps for Utility Poles, Street Light Poles, Iron/Steel Pipes, Cable Flat Bar Fasteners

Heavy-Duty Galvanized Double Round Clamps for Utility Poles, Street Light Poles, Iron/Steel Pipes, Cable Flat Bar Fasteners

$28.00

304 Stainless Steel Hex Socket Screw Cup Head Bolt Cylinder Head Extended M2 M2.5 M3 M4 M5 M6 M8 M10mm

304 Stainless Steel Hex Socket Screw Cup Head Bolt Cylinder Head Extended M2 M2.5 M3 M4 M5 M6 M8 M10mm

$1.43

German Imported YLV 304 Stainless Steel Corrosion-Resistant Bearings S6800/6801/6802/6803/6804/6805

German Imported YLV 304 Stainless Steel Corrosion-Resistant Bearings S6800/6801/6802/6803/6804/6805

$5.80

PTFE (Teflon) Fully Threaded Studs, Double-Ended Internal/External Hex Screws, Nuts, Bolts, Washers, and Spring Washers

PTFE (Teflon) Fully Threaded Studs, Double-Ended Internal/External Hex Screws, Nuts, Bolts, Washers, and Spring Washers

$4.50

T-Shaped Rubber Hexagonal Spider Coupling Elastic Block Polyurethane Buffer Pad Water Pump Shock Absorber Toughened Hex Pad

T-Shaped Rubber Hexagonal Spider Coupling Elastic Block Polyurethane Buffer Pad Water Pump Shock Absorber Toughened Hex Pad

$5.00

Stainless Steel Bushings (Inner Dia: 2/2.5mm, Outer Dia: 4/5/6mm), Steel Guide Sleeves, Wear-Resistant Liners, Miniature Spacers

Stainless Steel Bushings (Inner Dia: 2/2.5mm, Outer Dia: 4/5/6mm), Steel Guide Sleeves, Wear-Resistant Liners, Miniature Spacers

$2.00

Black 304 Stainless Steel Hex Nut, Flat Washer, and Spring Washer Kit M3-M10

Black 304 Stainless Steel Hex Nut, Flat Washer, and Spring Washer Kit M3-M10

$2.70

[M2-M20] Stainless Steel Spring Washer

[M2-M20] Stainless Steel Spring Washer

$0.76

Aluminum Alloy Spider Coupling Star Leadscrew Encoder High Torque Ball Screw Servo Motor Coupling

Aluminum Alloy Spider Coupling Star Leadscrew Encoder High Torque Ball Screw Servo Motor Coupling

$1.62

Sunroom Column Base Steel Casting Embedded Parts 80 100 120 150 Special Square Tube Base Connector

Sunroom Column Base Steel Casting Embedded Parts 80 100 120 150 Special Square Tube Base Connector

$6.03

Black 304 Stainless Steel Smooth Cup Head Socket Screw, Unknurled Cylinder Bolt M2 M3 M4 M5 M6 M8

Black 304 Stainless Steel Smooth Cup Head Socket Screw, Unknurled Cylinder Bolt M2 M3 M4 M5 M6 M8

$3.50

Imported Extended Square Flange Linear Bearing Electroplated Rust-Resistant LMK8 10 16 20 25 30 35 40LUU

Imported Extended Square Flange Linear Bearing Electroplated Rust-Resistant LMK8 10 16 20 25 30 35 40LUU

$12.20

Linear Shaft Guide Box-Type Slider Linear Bearing Steel Retainer Bronze Bushing SC8 12 13 16 22 53 35 45 0UU

Linear Shaft Guide Box-Type Slider Linear Bearing Steel Retainer Bronze Bushing SC8 12 13 16 22 53 35 45 0UU

$3.80

Guide Shaft Support Open-Type Flange Bearing Housing STHWRB Smooth Shaft Fixed Support GBJ Series Shaft Support

Guide Shaft Support Open-Type Flange Bearing Housing STHWRB Smooth Shaft Fixed Support GBJ Series Shaft Support

$11.00

Hardened Bearing Steel Bushing, Wear-Resistant Liner, High-Precision Guide Sleeve, Collar, and Spacer Set

Hardened Bearing Steel Bushing, Wear-Resistant Liner, High-Precision Guide Sleeve, Collar, and Spacer Set

$3.69

Imported Bearing Model Assortment: 6000RS, 6001 High-Speed, 6002 Motor, 6003, 6004, 6005, 6006

Imported Bearing Model Assortment: 6000RS, 6001 High-Speed, 6002 Motor, 6003, 6004, 6005, 6006

$2.50

25mm Round Stainless Steel Pipe Connector, Clothes Drying Rack Accessory, Display Stand Fastener, Shelf Fixing Two-Way Joint

25mm Round Stainless Steel Pipe Connector, Clothes Drying Rack Accessory, Display Stand Fastener, Shelf Fixing Two-Way Joint

$1.20

View More
All Categories
Best Seller (30)
New List (30)
Custom Travertine Stone Signage with Natural Marble 3D Lettering and Spherical Characters for Cafes, Clothing Stores, and Studios

Custom Travertine Stone Signage with Natural Marble 3D Lettering and Spherical Characters for Cafes, Clothing Stores, and Studios

$170.00

CANDLE.LAB | Realistic Cookie Series DIY Aromatherapy Plaster Candle Diffuser Handmade Silicone Mold

CANDLE.LAB | Realistic Cookie Series DIY Aromatherapy Plaster Candle Diffuser Handmade Silicone Mold

$12.00

Zhao Mengfu Calligraphy Copybook - Running Script 'Qingyun Zhi', Red-Traced Practice Paper for Beginners in Calligraphy

Zhao Mengfu Calligraphy Copybook - Running Script 'Qingyun Zhi', Red-Traced Practice Paper for Beginners in Calligraphy

$15.80

Aesthetic Street Scene Watercolor Line Art for Coloring, 16K Landscape Watercolor Coloring Book, Painting Book, Cotton Pulp Watercolor Album

Aesthetic Street Scene Watercolor Line Art for Coloring, 16K Landscape Watercolor Coloring Book, Painting Book, Cotton Pulp Watercolor Album

$15.80

Warehouse Nitrogen Sealing Generator - High-Purity Food-Grade PSA Skid-Mounted Container Equipment

Warehouse Nitrogen Sealing Generator - High-Purity Food-Grade PSA Skid-Mounted Container Equipment

$959.00

Ransheng UV Resin Gel, UV Crystal Glue for Gemstones, Ear Cuff Sealing, Dried Flower Molds, DIY Quick-Dry UV Epoxy

Ransheng UV Resin Gel, UV Crystal Glue for Gemstones, Ear Cuff Sealing, Dried Flower Molds, DIY Quick-Dry UV Epoxy

$44.00

Dairy Processing Production Line, Pasteurized Milk Equipment, Low-Temperature Sterilization and Fermentation Machine for Cow and Camel Milk

Dairy Processing Production Line, Pasteurized Milk Equipment, Low-Temperature Sterilization and Fermentation Machine for Cow and Camel Milk

$8,203.00

Blue Lint-Free Wiping Paper - Industrial Large Roll Oil-Absorbent Shop Towels

Blue Lint-Free Wiping Paper - Industrial Large Roll Oil-Absorbent Shop Towels

$62.00

Green-Red AB Glue 5-Minute Fast-Drying Acrylate AB Glue for Glass Ceramic Metal Structural Adhesive Quick Set

Green-Red AB Glue 5-Minute Fast-Drying Acrylate AB Glue for Glass Ceramic Metal Structural Adhesive Quick Set

$18.13

Northern Wei Dynasty Inscriptions: Twenty Pieces from Longmen [Rubbing] - Original Size Wei Bei Calligraphy Copybook from Luoyang Longmen Grottoes

Northern Wei Dynasty Inscriptions: Twenty Pieces from Longmen [Rubbing] - Original Size Wei Bei Calligraphy Copybook from Luoyang Longmen Grottoes

$40.30

Ru Kiln Celadon Ceramic Brush Washer Set - Large, Medium, and Small Ink Dishes for Chinese Calligraphy and Painting Supplies

Ru Kiln Celadon Ceramic Brush Washer Set - Large, Medium, and Small Ink Dishes for Chinese Calligraphy and Painting Supplies

$88.80

Multi-Layer Over-Toilet Storage Rack for Bathroom, Laundry Room, and Balcony - Floor Standing Organizer

Multi-Layer Over-Toilet Storage Rack for Bathroom, Laundry Room, and Balcony - Floor Standing Organizer

$44.96

Wrought Iron Solid Stainless Steel Letters – Minimalist Space Signage, Custom Metal Advertising Letters for Storefronts & Feature Walls

Wrought Iron Solid Stainless Steel Letters – Minimalist Space Signage, Custom Metal Advertising Letters for Storefronts & Feature Walls

$10.00

Shimoyama 304 Stainless Steel Telescopic Rod - Kitchen Sink Cutting Board Support Rack for Dish Drying and Cloth Hanging

Shimoyama 304 Stainless Steel Telescopic Rod - Kitchen Sink Cutting Board Support Rack for Dish Drying and Cloth Hanging

$74.80

Modified Wheel Lug Nuts Forged Steel High Strength for Lafesta Regal CT4 Civic Accord Crown Mazda3

Modified Wheel Lug Nuts Forged Steel High Strength for Lafesta Regal CT4 Civic Accord Crown Mazda3

$209.00

Milk Separator Machine - Electric Cream Skimmer and Butter Churn for Home and Commercial Use (Cow and Goat Milk)

Milk Separator Machine - Electric Cream Skimmer and Butter Churn for Home and Commercial Use (Cow and Goat Milk)

$946.00

Three-Phase Auto-Reclosing Leakage Circuit Breaker - Smart Phase Loss, Undervoltage, Overload Protection with 485 Communication for PV Grid Connection

Three-Phase Auto-Reclosing Leakage Circuit Breaker - Smart Phase Loss, Undervoltage, Overload Protection with 485 Communication for PV Grid Connection

$693.20

Multi-Function Vegetable Cutter Commercial Electric for Cafeterias Fully Automatic Chili Scallion Chopper Imitation Hand-Cut Leek Machine

Multi-Function Vegetable Cutter Commercial Electric for Cafeterias Fully Automatic Chili Scallion Chopper Imitation Hand-Cut Leek Machine

$1,600.00

Zhengtong ZT30 Fog Cannon - Micron-Level Humidification & Cooling Spray System for Steel Mills

Zhengtong ZT30 Fog Cannon - Micron-Level Humidification & Cooling Spray System for Steel Mills

$6,000.00

100Pcs Custom Clothing Hang Tags Personalized Plastic Securi

100Pcs Custom Clothing Hang Tags Personalized Plastic Securi

$125.94

Wall-Mounted Bathroom Storage Shelf, No-Drill Organizer for Sink, Shower, and Toilet Area

Wall-Mounted Bathroom Storage Shelf, No-Drill Organizer for Sink, Shower, and Toilet Area

$5.76

Thickened 5mm Wool Felt Mat for Calligraphy Practice - Premium Writing Pad for Students and Beginners, Part of Four Treasures of the Study Set

Thickened 5mm Wool Felt Mat for Calligraphy Practice - Premium Writing Pad for Students and Beginners, Part of Four Treasures of the Study Set

$2.80

Multi-Function Car Tire Stone Removal Tool with Hook for Picking Out Rocks

Multi-Function Car Tire Stone Removal Tool with Hook for Picking Out Rocks

$4.06

Label Stripping Machine – Semi-Automatic Unit for Beer, Baijiu, and Glass Bottle Label Removal; Custom Manufacturing Available

Label Stripping Machine – Semi-Automatic Unit for Beer, Baijiu, and Glass Bottle Label Removal; Custom Manufacturing Available

$19,980.00

High-Strength Manganese Steel Lifting Chain 6*18mm G80 Wear-Resistant Towing Chain

High-Strength Manganese Steel Lifting Chain 6*18mm G80 Wear-Resistant Towing Chain

$84.34

Touchmark Acrylic Markers for Elementary Art, Washable Watercolor Pens for Kids' Drawing and Painting

Touchmark Acrylic Markers for Elementary Art, Washable Watercolor Pens for Kids' Drawing and Painting

$10.80

Official Flagship Store Steel Tongue Drum, C Key, 6-inch, 11 Notes, Carbon Steel Performance Grade Instrument for Kids and Students

Official Flagship Store Steel Tongue Drum, C Key, 6-inch, 11 Notes, Carbon Steel Performance Grade Instrument for Kids and Students

$41.10

Outdoor Waterproof Backpack Camouflage Dry Bag with Wet/Dry Separation for Swimming, Rafting, and Trekking

Outdoor Waterproof Backpack Camouflage Dry Bag with Wet/Dry Separation for Swimming, Rafting, and Trekking

$8.42

[Save $50 on Order] Bundle: 5 Notebooks + 2 Pens + 20 Refills + 2 Grip Correctors

[Save $50 on Order] Bundle: 5 Notebooks + 2 Pens + 20 Refills + 2 Grip Correctors

$39.90

Sketching Tool Set for Art Students - Includes Blending Stumps, Tortillons, Paper Stumps, Sponge Balls, Cotton Swabs, Highlight Pens, Gray Tone Tools, Insert Knives, Smudging Knives, Scrapers, and Blending Cotton

Sketching Tool Set for Art Students - Includes Blending Stumps, Tortillons, Paper Stumps, Sponge Balls, Cotton Swabs, Highlight Pens, Gray Tone Tools, Insert Knives, Smudging Knives, Scrapers, and Blending Cotton

$7.65