SPA1257
Metric narrow wedge belt (ISO 4184). The most common European industrial belt profile.
Profile100%
SPA section (metric)
Length100%
49.49" (1257mm)
Cross-section100%
12.7mm top × 10mm depth
Interchange100%
Industry-standard across brands
GatesSPA1257
Pricing not yet available for this belt.
Specifications
| Profile | SPA (metric) |
| Top width | 12.7 mm (12.7mm) |
| Depth | 10 mm |
| Length | 49.49" (1257 mm) |
| Construction | Wrapped (smooth) |
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Why This Match Is Correct
✓Cross-section profile matches (SPA)
✓Belt length verified (49.49")
✓Top width and depth within standard tolerance
✓Industry-standard interchangeable across brands
Equivalents Across Brands
| Brand | Part Number | Status |
|---|---|---|
| Gates | SPA1257 | Current |
| Continental | SPA1257 | Current |
| Optibelt | SPA1257 | Current |
| Dayco | SPA1257 | Current |
| Bando | SPA1257 | Current |
Common Applications
- Industrial motors
- Conveyors
- Compressors
- Machine tools
- Agricultural equipment
ManufacturingAgricultureConstruction
Related Belts
Adjacent lengths in the same profile.