KL-BSFG, to replace AES BSFG Seal. Metal bellows single cartridge mechanical seal. Welded metal bellows design, no elastomers. Operating Limits: Temperature:-75---425 Speed: 23m/s Pressure: 25bar Standard size: 24-100mm or 1- 4.00 The common material: Sealing ring: Car, Sic, Ssic, TC Secondary seal: Graphite Spring and metal parts: 304, 316, AM350, Inconel 718, Titanium, HAST.C Kalu also offer mechanical seals stocks for replacement of Johncrane4620, 5610, 5620, 2800E, Burgmann Cartex-SN, Cartex-DN MFL65 Cartridge seal, AES Conventor II,Chesterton GSS, GDS, 155/255, Anga BE2., BED