SKU: AC-8020 Chain Couplings

8020 PILOT BORE CHAIN COUPLING

£163.07

ex. VAT · £195.68 inc. VAT
JS9 Tight Fit Anti-Roll H7 Precision Transition Fit ISO 9001 Quality Assured
In Stock — Dispatches within 24 hours. Bulk orders (10+) available — call for lead time.
Technical Specifications
Weight
18.2kg
Min Bore Capacity
30
Max Bore Capacity
85
Chain Size
80-2
Casing OD A
211
Casing Width B
138
Assembled Width C
144
Hub Length D
67
Hub Diameter E
120
Bolt Centres F
184
Torque Ratings Nm
4700
Weight
18.2kg
Dimensions (L × W × H)
14.4 × 12 × 12 cm
Overall envelope
Standards & Fit
JS9
JS9 Keyway Tight fit anti-roll standard
H7
Precision Transition Fit Precision bore fit
ISO
ISO 9001:2015 Quality Assured
ParameterValueNotes
SKU AC-8020 Aroflex part number
Weight 18.2kg
Min Bore Capacity 30
Max Bore Capacity 85
Chain Size 80-2
Casing OD A 211
Casing Width B 138
Assembled Width C 144
Hub Length D 67
Hub Diameter E 120
Bolt Centres F 184
Torque Ratings Nm 4700
Weight 18.2 kg
Dimensions 14.4 × 12 × 12 cm Overall envelope
Bore Tolerance H7 Precision transition fit
Certification ISO 9001:2015 Quality assured

8020 PILOT BORE CHAIN COUPLING

High-Torque Performance & Maximum Durability

The 8020 Pilot Bore Chain Coupling is a robust, all-metallic power transmission solution designed for heavy-duty industrial environments. Engineered with two precision-machined sprockets joined by a rugged Duplex Chain, this coupling delivers superior strength and a significantly higher torque capacity than standard elastomeric alternatives.

Featuring induction-hardened teeth for maximum wear resistance, its compact design allows you to handle exceptional torque loads even within tight spatial constraints.


Chain Coupling Diagram

Key Benefits & Features

  • Built for Strength: All-metallic construction with hardened sprocket teeth ensures extra durability and an extended operational lifespan.
  • Space-Saving Efficiency: High torque density means smaller, more compact couplings can be selected because the torque capacity exceeds the normal torque transmitted by the largest shaft size.
  • Effortless Maintenance: Both drive and driven shafts can be coupled or uncoupled simply by detaching a single chain link. This allows for quick inspections, easy maintenance, and independent drive rotation checks without risking damage to your driven equipment.
  • Premium Housing Protection: The coupling is protected with a split Aluminium Casing fitted with high-quality seals and gaskets. It retains crucial lubrication to extend coupling life while keeping contaminants out—just undo the cap heads on either side for instant access to the duplex chain.
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Testimonials

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H Cunningham profile picture
H Cunningham
18 February 2025
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Very helpful, friendly staff.
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P Wâtëŕs
16 August 2023
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Excellent service and customer support. Professional staff. And really informative.
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T hall profile picture
T hall
29 November 2021
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Very helpful company....above 5 star rated.
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B Kennedy profile picture
B Kennedy
16 November 2020
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Very very helpful a pleasure to deal with you
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D Birch profile picture
D Birch
25 October 2020
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Everytime ive been here they have had what i needed, and good prices, so all good with me

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