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Workshop Add Bore & Keyway Service

+ £0.00 (£0.00 each)

Order total (product + machining): £89.46

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: HTDPB2814M115 HTD Timing Belt Pulleys

28-14M-115 HTD PULLEY PILOT BORE

Name: 28-14M-115 HTD Pulley PILOT BORE | UK Stock | Arrow Engineering
SKU: HTDPB2814M115
Price: 89.46 GBP
Availability: InStock

£89.46

ex. VAT · £107.35 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)

115

Bore Type

Pilot Bore (Pre-bored)

Pitch Diameter (mm)

124.78

Outside Diameter (mm)

121.99

Face Width (mm)

133

Stock Pilot Bore (mm)

Max Re-Bore Diameter (mm)

Weight

9.2kg

Dimensions (L × W × H)

12.2 × 12.2 × 14.8 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	HTDPB2814M115	Aroflex part number
Number of Teeth	28
Pitch (mm)	14
Belt Width (mm)	115
Bore Type	Pilot Bore (Pre-bored)
Pitch Diameter (mm)	124.78
Outside Diameter (mm)	121.99
Face Width (mm)	133
Stock Pilot Bore (mm)	24
Max Re-Bore Diameter (mm)	75
Weight	9.2 kg
Dimensions	12.2 × 12.2 × 14.8 cm	Overall envelope
Bore Tolerance	H7	Precision transition fit
Certification	ISO 9001:2015	Quality assured

28-14M-115 HTD Pilot Bore Timing Pulley

The compact, extra-wide 28-14M-115 HTD Timing Pulley is engineered to withstand severe rotational forces within compact installation parameters. Integrating a massive 14mm curvilinear tooth architecture with an ultra-wide 115mm face dimension, it acts as a robust anti-ratcheting anchor for demanding power systems. This pulley arrives as an unfinished pilot bore blank to enable specialized, post-purchase custom reaming.

Product Features & Specifications

Tooth Configuration: 28 heavy-duty precision-machined industrial teeth.
Pitch & Belt Width: 14mm large pitch profile engineered specifically for 115mm wide timing belts.
Bore Status: Stock plain Pilot Bore core to accommodate comprehensive personalized engineering shop alterations.
Industrial Build Quality: Hardened Steel (St) or industrial Cast Iron (GG) construction ensures long-term operational resistance against friction.
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  
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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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 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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 16 November 2020
 
 
 Trustindex 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 
 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