Skip to main content
Home / Couplings / D25L30 Aluminum Alloy Elastic Clamping Coupling for Winding Motors, Shafts, Screws, and Encoders; Sizes 5/6/8/9/10/12

Attributes

Brand -
Category Standard Parts, Components & Industrial Consumables / Couplings
Origin -
Material High-Grade Aluminum Alloy
Outer Diameter 25 mm
Total Length 30 mm
Coupling Type Elastic Clamping (Jaw)
Shaft Bore Sizes 5, 6, 8, 9, 10, 12 mm
Max Torque Capacity 1.5 N·m
Max Rotational Speed 4000 RPM
Operating Temperature -20°C to +80°C
Surface Finish Black Anodized
Application Winding Motors, Encoders, Lead Screws

6 reviews

A

Anonymous

Mar 31, 2026

Rating: 5/5

Solved my vibration issues

Replaced a rigid coupling with this elastic version on a winding motor setup. It absorbed the minor misalignment perfectly and significantly reduced vibration noise. Highly recommended.

A

Anonymous

Mar 30, 2026

Rating: 5/5

Exactly as described

Needed a specific size for a custom 3D printer extruder upgrade. This D25L30 model fit perfectly. The clamping force is strong enough to prevent backlash.

A

Anonymous

Mar 20, 2026

Rating: 4/5

Good value, precise sizing

Ordered the 8mm to 10mm configuration. Dimensions were spot on according to my calipers. Only giving 4 stars because the set screws could be slightly longer, but overall a great coupling for the price.

A

Anonymous

Mar 17, 2026

Rating: 4/5

Solid construction

Very sturdy little part. The jaw design allows for good flexibility while maintaining torsional stiffness. Delivery was fast and packaging protected the item well.

A

Anonymous

Mar 17, 2026

Rating: 5/5

Perfect fit for my CNC encoder

The build quality is excellent. The clamping mechanism holds the shaft securely without any slip, even under varying loads. The aluminum feels robust and the anodizing looks professional.

A

Anonymous

Mar 11, 2026

Rating: 5/5

Reliable industrial component

We use these in several prototype machines. They are easy to install, require no lubrication, and handle the torque requirements of our small servo motors without issue.

5 FAQ

Q: Do you offer a bulk discount for ordering 50 units?

A: Yes, we offer volume pricing for orders over 20 units. Please contact our sales team directly or add the quantity to your cart to see the automated discount.

Q: Does this coupling come with the set screws included?

A: Yes, all necessary set screws are pre-installed or included in the package for immediate installation.

Q: Can I use this for a shaft that is 7mm?

A: No, this specific model supports bore sizes of 5, 6, 8, 9, 10, and 12mm only. A 7mm shaft would not fit securely.

Q: Is this suitable for high-temperature environments like near an oven?

A: The operating temperature range is -20°C to +80°C. It is not recommended for use in environments exceeding 80°C.

Q: What is the maximum allowable misalignment for this unit?

A: Due to its elastic jaw design, it can accommodate angular misalignment up to 1 degree and parallel misalignment up to 0.2mm.

Explore your interests

All Categories
Best Seller (30)
New List (30)
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

Suede Rope Korean Velvet Rope DIY Aromatherapy Candle Plaster Tag Hanging Cord Packaging Gift Box Ribbon Decorative Leather Rope

Suede Rope Korean Velvet Rope DIY Aromatherapy Candle Plaster Tag Hanging Cord Packaging Gift Box Ribbon Decorative Leather Rope

$0.85