Vedha
Srimad-Bhagavatam
SB Canto 3
One hundred truṭis make one vedha.
SB 3.11.6, Translation: The time duration needed for the integration of three trasareṇus is called a truṭi, and one hundred truṭis make one vedha. Three vedhas make one lava.
SB 3.11.14, Purport:
One vedha - 8/135 second