FLOW INDICATOR, PADDLE WHEEL Back Catalog number: 539 Availability: In the manufacturer's stock Price on request - + Recommended S-104-1 Swagelok Back Ferrule SS, 1/16" Price on request 8570 SYLICONE GASKET FOR SAFETY BOX ART. 569 Price on request JR-55022-5 Fitting, PEEK, one-piece; red, 10-32, pk/5 Price on request