Megadyne BB116 Double V-Belt, BB Section Polyflex JB Belts How do I measure my

How do I measure my old V-belt to confirm the Gates 3L310K is the right replacement

Dayco 12/5V2120

"text": "20/A52 is a banded v-belt used on industrial drives - fans and blowers

com/s/files/1/0666/7721/products/Banded_Kevlar_V_Belt_b028076e-f8ad-47ec-b2f4-2dbc03a35af1

Megadyne BB116 Double V-Belt, BB Section Polyflex JB Belts How do I measure myMegadyne BB116 Double V Belt, BB Section The Megadyne BB116 is a double angle (hex) V belt in the BB section with a 119. 5" outside circumference. Its symmetrical profile transmits power from both sides, making it ideal for serpentine drives with multiple driven pulleys. It is a direct replacement for Jason Industrial BB116. Specification Value Part Number BB116 Cross Section BB Construction Double V (hex) Top Width 21 32" Thickness 0. 55" Outside