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SKU: HTDTL728M85
HTD Timing Belt Pulleys
72-8M-85 HTD PULLEY TL 3020
£121.36
ex. VAT · £145.63 inc. VAT
JS9 Tight Fit Anti-Roll
H7 Precision Transition Fit
ISO 9001 Quality Assured
Technical Specifications
Number of Teeth
72
Pitch (mm)
8
Belt Width (mm)
85
Taper Lock Bushing
3020
Pitch Diameter (mm)
183.35
Outside Diameter (mm)
181.98
Face Width (mm)
95
Min Bore (mm)
22
Max Bore (mm)
75
Weight
8.1kg
Dimensions (L × W × H)
18.3 × 18.3 × 9.5 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
| Parameter | Value | Notes |
|---|---|---|
| SKU | HTDTL728M85 | Aroflex part number |
| Number of Teeth | 72 | |
| Pitch (mm) | 8 | |
| Belt Width (mm) | 85 | |
| Taper Lock Bushing | 3020 | |
| Pitch Diameter (mm) | 183.35 | |
| Outside Diameter (mm) | 181.98 | |
| Face Width (mm) | 95 | |
| Min Bore (mm) | 22 | |
| Max Bore (mm) | 75 | |
| Weight | 8.1 kg | |
| Dimensions | 18.3 × 18.3 × 9.5 cm | Overall envelope |
| Bore Tolerance | H7 | Precision transition fit |
| Certification | ISO 9001:2015 | Quality assured |
72-8M-85 HTD Timing Pulley c/w TL 3020 Taper Lock Bush Bore
The 72-8M-85 HTD Timing Pulley transitions the drive assembly to a heavier TL 3020 structural hub configuration. Spreading critical radial stress cleanly across wide 85mm timing belts, its 72 curvilinear teeth deliver smooth rotation and continuous speed tracking. This model is engineered to couple with heavy-duty shafts utilizing a standard TL 3020 Taper Lock locking bush interface.
Product Features & Specifications
- Tooth Configuration: 72 precision-machined HTD teeth.
- Pitch & Belt Width: 8mm pitch dimensioned for 85mm wide timing belts.
- Shaft Mounting System: Upgraded to accept standard high-load TL 3020 Taper Lock interlocking bushes.
- Industrial Build Quality: Crafted using high-grade structural Cast Iron (GG) or Steel (St).
- 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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