Standard_Parts_Catalogue

Page 1531 | 3.4 Installing, Lifting, Damping with Leveling Feet, Lifting Gear and Rubber Elements 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 GN 352 GN 452 Buffers Steel Stainless Steel 1 d 1 2 h 3 d 2 4 Type 5 Hardness How to order (Steel) 1 2 3 4 5 GN352-20-25-M6-E-55 4 Type E With internal thread S With threaded stud Buffers GN 352 / GN 452 are used as end-stop buffers, e.g. for conveyor trolleys. They absorb most of the kinetic energy developing on impact. They act as dampers and prevent damaging shock and rebound. They also act as sound dampers. see also... • Resilent Characteristics → Page 2137 ff. • Buffers GN 353 / GN 453 → Page 1526 / 1527 Information • Natural rubber (NR), black - - Vulcanized to the cover plates - - Temperature resistant up to 80 °C • GN 352 Cover plates, threaded bushings / studs Steel, zinc plated, blue passivated Rubber hardness Shore A ±5 Soft 40 Medium 55 Hard 70 • GN 452 Cover plates, threaded bushings / studs Stainless steel AISI 304 Rubber hardness Shore A ±5 Soft * 40 Medium 55 Hard * 70 • Elastomer Characteristics → Page 2158 • RoHS Specification 5 1 d 1 2 h 3 d 2 4 Type 5 Hardness How to order (Stainless steel) 1 2 3 4 5 GN452-75-40-M12-S-55 • Rubber in gray On request * not available from stock, requires a minimum order quantity 1 2 3 d 1 h d 2 Length l s t Type E Type S GN 352 GN 452   8 8 13 - -  8 13 - - M  3 6 1    3 3  10 10 15 - - 10 15 20 - M  4 10 1,2 4 4  15 15 20 - - 10 15 20 30 M  4 10 1,4 4 4  20 15 20 25 - 10 15 20 30 M  6 18 2    6 6  25 15 20 30 - 15 20 30 - M  6 18 2    6 6  30 15 20 30 40 15 20 25 30 M  8 20 2    8 8  40 20 30 40 - 20 25 30 40 M  8 23 2    8 8  50 20 30 40 50 20 30 40 50 M 10 28 2   10  8  60 30 40 50 - 20 40 60 - M 10 28 2   10  8  70 30 40 55 - 30 40 55 - M 10 27 3   10  8  75 30 40 50 - 25 40 50 - M 12 37 3   12 11 100 40 50 60 - 40 50 60 - M 16 41 3   16 14 125 55 75 - - 55 75 - - M 16 41 3 16 14