Stay Connected with Heyco Venting Solutions Heyco Louvered Plugs Mounting Hole Diameter Range: .875 (22,2 mm) to 3.000 (76,2 mm) Louvers permit the passage of air for MOUNTING PART NO. DESCRIPTION PART DIMENSIONS HOLE AB ventilation but limit liquid infiltration. DIAMETER Black Head Diameter Overall Height Suitable for ventilation in electronic in. mm. in. mm. in. mm. enclosures, motor housings and Multiple Locking Steps for Panel Thickness up to .125 (3,2 mm) metal or plastic panels. .875 22,2 2557 LP 875 1.02 25,8 1.000 25,4 2559 LP 1000 1.21 30,6 Quick and easy installation with flexible .53 13,5 1.093 - 27,8 - orientation of louver direction. 2561 LP 1093 1.22 30,9 1.125 28,6 Withstand a push back force of 35 lbs. 1.375 34,9 2567 LP 1375 1.50 38,1 (47 Nm). 1.500 38,1 2569 LP 1500 1.68 42,6 .54 13,8 2.000 50,8 2594 LP 2000 2.17 55,1 Lock firmly into panel up to Multiple Locking Steps for Panel Thickness up to .250 (6,4 mm) .250 (6,4 mm) thick. 2.500 63,5 2596 LP 2.5 2.72 69,0 Locking fingers in fractional increments .82 20,9 3.000 76,2 2598 LP 3.0 3.17 80,5 up to the maximum panel thickness. Standard color black. Consult Heyco for other colors. Heyco Vent Plugs, Heyco Thick Panel Vent Plugs, and Heyco Liquid Tight A B Threaded Vent Plugs also available. HEYClean Filter Insert Louvered Plugs Mounting Hole Diameter Range: .875 (22,2 mm) to 3.000 (76,2 mm) Located behind the louvers, filter MOUNTING PART NO. DESCRIPTION PART DIMENSIONS HOLE AB inserts permit the passage of air for DIAMETER Black Head Diameter Overall Height ventilation but limit liquid as well as in. mm. in. mm. in. mm. dust and pest infiltration. Multiple Locking Steps for Panel Thickness up to .125 (3,2 mm) Polyurethane foam filter will filter .875 22,2 4947 FILP 875 1.02 25,8 particle sizes 30 micron and larger. 1.000 25,4 4949 FILP 1000 1.21 30,6 .53 13,5 1.093 - 27,8 - 4951 FILP 1093 1.22 30,9 1.125 28,6 1.375 34,9 4957 FILP 1375 1.50 38,1 1.500 38,1 4959 FILP 1500 1.68 42,6 .54 13,8 2.000 50,8 4963 FILP 2000 2.17 55,1 Multiple Locking Steps for Panel Thickness up to .250 (6,4 mm) 2.500 63,5 4965 FILP 2.5 2.72 69,0 .82 20,9 3.000 76,2 4967 FILP 3.0 3.17 80,5 Standard color black. Consult Heyco for other colors. Material Nylon 6/6 Quick Flammability Rating 94V-2 Temperature Range -40F (-40C) to 221F (105C) Specs 5-3 1-800-526-4182 732-286-1800 (NJ) FAX: 732-244-8843 www.heyco.com