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Belt type V-belts

Classical · Wedge · Cogged · Banded · Garden · 4,400+ belts

V-belts for industrial drives, pumps, fans, compressors, agricultural machinery and garden equipment. We stock more than 4,400 V-belts from Optibelt, Dunlop, Megadyne, PIX and other leading makers, in classical Z, A, B, C and D sections, SPZ to SPC wedge sections, cogged, banded and garden belts. Search by the code on the old belt, pick a belt type below, or use the filters to narrow it down by section and length.

Classical V-belt sizes at a glance

Section Top width Height Datum (pitch) length, approx.
Z section 10mm 6mm inside length + 22mm
A section 13mm 8mm inside length + 30mm
B section 17mm 11mm inside length + 40mm
C section 22mm 14mm inside length + 58mm
D section 32mm 19mm inside length + 75mm

Reading the code: classical belts are usually sold by inside length in inches, so A50 is an A section belt 50 inches round the inside. Wedge belts (SPZ, SPA, SPB, SPC) are sold by datum length in millimetres, so SPB1250 is 1250mm.

Choosing the right V-belt

Classical or wedge?Wedge belts are narrower and deeper than classical belts and carry more power for their size. A wedge belt only fits a wedge pulley, so match the old belt’s section.

When to choose coggedCogged belts have notches cut into the underside, so they bend round small pulleys more easily, run cooler and last longer on tight drives.

Multi-belt drivesChange every belt on the drive at the same time, and buy them as a matched set. A new belt running alongside worn ones takes most of the load and wears out early.

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