Material: Brass with nickel plated Clamp jaw: Nylon PA(UL File NO:E240925).UL94-V2 Sealing element: NBR Thread Type: PG according to DIN 40430 Test Standard: EN50262/EN62444 Protection class: IP68(the wire/cable is in clamping range.and assemble 0-Ring on the groove) Range of temperature: -40℃to+100℃ Application: Suitable for all sealing,fixes,non-slip,the occasion of high temperaure requirements Remark: if you need other marterial of sealing element,such as silicone,EPDM,etc.pls feel free to contact us!