Set: hexagon head screw with collar K1492 + Hygienic USIT® seal and shim washer K1491.
Only the combination of a hexagon head screw with collar and the Hygienic USIT® seal and shim washer assures a cavity-free seal.
The hexagon head screw with collar for Hygienic USIT® seal and shim washers is ideal for fastening in sterile areas and also conforms to EHEDG regulations, which is confirmed with the relevant certificate.Material:Hexagon head screw: stainless steel 1.4404.
Washer: stainless steel 1.4404.
Seal ring:
70 EPDM 291 (black).
70 EPDM 253815 (white).
75 Fluoroprene® XP 45 (blue).Version:Hexagon head screw: polishedNote:The EHEDG certificate is only valid when a combination of hexagon head screw with collar K1492 and specially matched Hygienic USIT® seal and shim washer K1491 is used.Attention:The function of the Hygienic USIT® screw connection system has been tested in combination with stainless steel materials and standard cleaning materials.
The user must check that it is suitable for the application in question.Accessory:Cap nut with collar K1493.
Sockets with plastic inserts K1361.
Ring/open-end spanner with protective caps K1362.