Is the BSP thread on the oil pressure t-piec TP-1/4BSP tapered or parallel ? On both ends?
Those would be parallel. Both of the male and female 1/4BSP threads will be parallel
24th March 2025
油圧計T-ワンピース1 / 4BSP
BSPエンドフィッティング付きマーリン編組油圧パイプ
スレッド アダプター 1/8NPT から 1/8BSP (オス / オス)