Filter, 37mm, 0.8µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC837 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 6075-0428-25 Battery Pack Mounting Screw (Sold in pack of 25) Price on request 811-1702-NO-R Gilibrator 3 KIT, POWER SUPPLY,1A 12VDC Price on request 811-0920-01 Replacement Valve Caps (Pack of 2) Price on request