FLOW INDICATOR Back Catalog number: 538 Availability: In the manufacturer's stock Price on request - + Recommended ZF1S6-10 Ferrule 1/16", 316SS, 10/PAK Price on request 436 DISCONNECTOR PE, O 8-9-10mm (Nominal) Price on request S-104-1 Swagelok Back Ferrule SS, 1/16" Price on request