He reached for his tablet, swiping through his digital library of technical standards. He stopped at the file he needed: .
Kenji sighed. He wasn't worried about the seals or the springs. He was worried about the housing. The casing had cracked, and he had managed to salvage it by machining a new flange, but he needed to bolt it back together with precision. If the torque was off, the pressure would blow the seals out within an hour of operation. If the bolts were too tight, the cast iron would spiderweb with new cracks. jis b 1188 pdf
It does cover countersunk or low-profile hexalobular screws (those are covered by JIS B 1194 and JIS B 1195, respectively). He reached for his tablet, swiping through his
is a Japanese Industrial Standard titled "Slotted head screws for ordinary use" (formerly known as "Ordinary slotted head screws" in earlier revisions). He wasn't worried about the seals or the springs