Megadyne 5VX490 Cogged V-Belt, 5VX Section 3.3/4" The 300-S8M-912 is a timing

The 300-S8M-912 is a timing belt from D&D Global's Dura-Sure Torque - S8M Series line

The Gates 4/5V1500 Super HC PowerBand Belts 93864150 is a banded V-belt featuring Narrow wedge 5V dimensions

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so a 250-S5M-340 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

The D&D Global 10/8VK1180 is a standard V-belt featuring Narrow wedge 8V dimensions

Megadyne 5VX490 Cogged V-Belt, 5VX Section 3.3/4" The 300-S8M-912 is a timingMegadyne 5VX490 Cogged V Belt, 5VX Section The Megadyne 5VX490 is a raw edge, molded notch (cogged) V belt in the 5VX cross section with a 49. 0" effective length. The cogged profile flexes around small sheaves, runs at higher speeds, and sheds heat better than a wrapped belt. It is a direct replacement for Jason Industrial 5VX490. $35 minimum order on Megadyne belts. Mix and match any Megadyne belts in your cart to reach the $35 minimum. Questions?