Standard_Parts_Catalogue

Page 1618 | 3.5 Controlling, Venting, Sealing of Liquids and Gases GN 764 Breather Caps Sheet Metal, with Filter and Double Valve 1 d 1 2 d 2 3 Type How to order 1 2 3 GN764-81-BA-FD 3 Type F With filter FD With filter and double valve (only for d 1 =81) 1 2 d 1 d 2 d 3 d 4 d 5 d 6 l 1 l 2 l 3 l 4 l 5 ≈ l 6 A/F Opening pressure in mbar Type FD Thread Bayonet 47 G 1 ⁄ 4 1 ⁄ 4 NPT BA 7 52 40 27 10 5 51 35 13 66 17 - 81 G 3 ⁄ 4 3 ⁄ 4 NPT BA 17 83 72 49 16 12 70 42 17 80 30 350 Function and operational criteria of breather caps GN 764 with double valve (Type FD) see description of function. For the version with bayonet and filler strainer six slot head screws M5x10 are part of the order. see also... • Breather Caps GN 774 (Plastic) → Page 1620 • Breather Caps GN 775 (Plastic) → Page 1616 Information • Steel (sheet metal) - - Cap chrome plated - - Other parts steel zinc plated • Seal Rubber NBR (Perbunan ® ) • Air filter PU-foam (Polyurethane) - - Filtration 40 µm - - Temperature resistant up to 100 °C • Pressure spring Stainless steel • Elastomer Characteristics → Page 2158 • RoHS Specification • Type FD with other opening pressure • Threaded version with dipstick On request Original design SMN./SMW.