0591 Vented Fill f/1-1/2″ Hose – Straight Neck – ChromeChrome Plated Bronze CapBlack Polymer BodyStraight Neck & Heavy Duty Stainless Steel Bead ChainIntegral Tank Vent with Flame Arrestor and Anti Surge Valve (on diesel only)Deck Plate Key Not Required*Note:Consider using the Mounting Ring (Fig. 0540DPRBLK) for all installations. DP package includes mounting ring.Technical InformationFor Hose Size: 1-1/2″For Vent Hose: 5/8″Mounting Hole Dia.: 2-1/8″O.D. Flange: 3-3/8″Neck Length: 2-7/16″Screw Size: #8