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SKU: SPA31504
V-Belt Pulleys
SPA 315-04 V-BELT PULLEY(3020)
£164.78
ex. VAT · £197.73 inc. VAT
JS9 Tight Fit Anti-Roll
H7 Precision Transition Fit
ISO 9001 Quality Assured
Technical Specifications
Belt Section
SPA
Pitch Diameter (mm)
315
Number of Grooves
4
Taper Bush Size
3020
Groove Angle
34°
Belt Width
12.7mm
Groove Depth
10mm
Material
Cast Iron EN-GJL-200
Weight
12.9kg
Dimensions (L × W × H)
31.5 × 31.5 × 31.5 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 | SPA31504 | Aroflex part number |
| Belt Section | SPA | |
| Pitch Diameter (mm) | 315 | |
| Number of Grooves | 4 | |
| Taper Bush Size | 3020 | |
| Groove Angle | 34° | |
| Belt Width | 12.7mm | |
| Groove Depth | 10mm | |
| Material | Cast Iron EN-GJL-200 | |
| Weight | 12.9 kg | |
| Dimensions | 31.5 × 31.5 × 31.5 cm | Overall envelope |
| Bore Tolerance | H7 | Precision transition fit |
| Material | Steel / Friction disc | Standard construction |
| Certification | ISO 9001:2015 | Quality assured |
SPA 315-04 V-Belt Pulley (Taper Bore 3020)
The SPA 315-04 V-Belt Pulley is an industrial-grade power transmission component precision-manufactured from high-grade Cast Iron EN-GJL-200 (G20 – UNI 5007). Designed for heavy-duty drive systems, it features a 315mm pitch diameter to operate seamlessly with standard SPA-profile wedge belts. The integrated taper bore design accepts a standard 3020 taper lock bushing, ensuring a secure, flush-fit mounting on the shaft without slipping or rotational timing delays.
Product Features & Specifications
- Groove Configuration: 4 precision-machined V-grooves suited for SPA wedge belts.
- Pitch Diameter: 315mm effective reference diameter.
- Groove Angle: 34° standard wedge belt profile.
- Shaft Mounting System: Pre-machined Taper Bore designed for a standard 3020 Taper Bushing.
- Industrial Build Material: Engineered from heavy-duty Cast Iron EN-GJL-200 (G20 – UNI 5007) for optimal wear resistance and structural balance.
- Bushing Readiness: Taper lock bushings are sold separately. Pair seamlessly using our In-House Machining Services.
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