Housing, 37mm, 3Pc, 50/Box Back Catalog number: GCO37050 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800844-2-230 Gilibrator-2 Standard Flow Diagnostic Kit, 230V, E Price on request GF25TQ Filter, Tissue Quartz, (99.90% retention of 0.3µm Price on request 910-0801-04 Gilian 5000 5-Pack, UL ATEX 120V/240V , No Cord Price on request