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Workshop Add Bore & Keyway Service

+ £0.00 (£0.00 each)

Order total (product + machining): £15.70

Price varies by bore size and Bore Qty (per machined hub).

Bore size (Hub 1)

Bore size (Hub 2)

Bore Qty (machined items)

Max equals product quantity.

Please Confirm any Additional Machining Details Required (optional)

Keyway size (optional)

Price Breakdown

Up to 25mm (0.984") – (£15)
Up to 40mm (1.575") – (£20)
Up to 60mm (2.362") – (£30)
Over 60mm (2.362"+) – (£45)

Quantity Discount Breakdown

1 to 5 items: No discount
6 to 9 items: 10% off
10 to 19 items: 15% off
20 to 49 items: 20% off
50 to 99 items: 25% off
100+ items: 30% off

SKU: HTDTL408M20 HTD Timing Belt Pulleys

40-8M-20 HTD PULLEY TL 1610

Name: 40-8M-20 HTD Pulley TL 1610 | UK Stock | Arrow Engineering
SKU: HTDTL408M20
Price: 15.70 GBP
Availability: InStock

£15.70

ex. VAT · £18.84 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

Number of Teeth

Pitch (mm)

Belt Width (mm)

Taper Lock Bushing

1610

Pitch Diameter (mm)

101.86

Outside Diameter (mm)

100.49

Face Width (mm)

Min Bore (mm)

Max Bore (mm)

Weight

1.1kg

Dimensions (L × W × H)

10 × 10 × 2 cm

Overall envelope

Standards & Fit

JS9

JS9 Keyway Tight fit anti-roll standard

Precision Transition Fit Precision bore fit

ISO

ISO 9001:2015 Quality Assured

Parameter	Value	Notes
SKU	HTDTL408M20	Aroflex part number
Number of Teeth	40
Pitch (mm)	8
Belt Width (mm)	20
Taper Lock Bushing	1610
Pitch Diameter (mm)	101.86
Outside Diameter (mm)	100.49
Face Width (mm)	28
Min Bore (mm)	14
Max Bore (mm)	42
Weight	1.1 kg
Dimensions	10 × 10 × 2 cm	Overall envelope
Bore Tolerance	H7	Precision transition fit
Certification	ISO 9001:2015	Quality assured

40-8M-20 HTD Timing Pulley c/w TL 1610 Taper Lock Bush Bore

The intermediate-sized 40-8M-20 HTD Timing Pulley features a solid mechanical profile built to sustain continuous speed reducing setups. Driving 20mm wide synchronous timing belts across 40 deeply curved teeth, it prevents tooth fatigue under load forces. This model is pre-bored to accept a standard TL 1610 Taper Lock bush system.

Product Features & Specifications

Tooth Configuration: 40 precision-machined heavy-duty teeth.
Pitch & Belt Width: 8mm large industrial pitch profile designed for 20mm wide timing belts.
Shaft Mounting System: Designed to fit standard TL 1610 Taper Lock interlocking bushes.
Industrial Build Quality: Fabricated using premium Steel (St) or structural Cast Iron (GG).
Boring & Keying Readiness: Provided in standard raw stock configuration. Tailor the internal bore sizes directly to your shafts via our In-House Machining Services.

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      EXCELLENT  
   Based on 15 reviews 
    
 
 
 
   
 
 
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   H Cunningham 
 18 February 2025
 
 
 Trustindex verifies that the original source of the review is Google. Very helpful, friendly staff.
  
 
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   P Wâtëŕs 
 16 August 2023
 
 
 Trustindex verifies that the original source of the review is Google. Excellent service and customer support.  Professional staff. And really informative.
  
 
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   T hall 
 29 November 2021
 
 
 Trustindex verifies that the original source of the review is Google. Very helpful company....above 5 star rated.
  
 
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   B Kennedy 
 16 November 2020
 
 
 Trustindex verifies that the original source of the review is Google. Very very helpful a pleasure to deal with you
  
 
      Posted on Google  
   
   D Birch 
 25 October 2020
 
 
 Trustindex 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