Key High Vacuum Products PSA-100-K-N-NS Vacuum Valve 154905422439 channel 2 does not seem

channel 2 does not seem to work and several lines look like they have been repaired they have black shrink tubing in spots

Manufacturer Sonicwall Model Number E5500 SKU 19-54597 Ref 23-76034

436 6in Micrometer

Manufacturer SIEMENS Model Number 5SY61 MCB B6 SKU 19-47935 Ref 23-66609

Manufacturer Teknic Model Number 1107659G SKU 19-67968 Ref 23-96655

Key High Vacuum Products PSA-100-K-N-NS Vacuum Valve 154905422439 channel 2 does not seemThis item is out of stock. Contact us to be notified when it becomes available again. Specifics Manufacturer Key High Vacuum Products Model Number PSA 100 K N NS SKU 19 73121 Ref 23 104836