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
In Stock — Dispatches within 24 hours. Bulk orders (10+) available — call for lead time.
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
ParameterValueNotes
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.
SPA 315-04 V-Belt Pulley (Taper Bore 3020) Dimensional Diagram

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