McMaster 4550K214 Thick Wall Welded Steel Pipe Nipple, Threaded Both Ends, 3 4 NPT, 8" Long, Sch 80, Class 300 JM60060 3CR The speakers carry a global The speakers carry a global weather rating of IP66 together with Zone 1 approval to: IEC (International) (1) Universal Hose Adapter Finish Chrome Includes Deep Sockets Deep Sockets Included Measurement Type SAE Head Type Standard SAE or Metric SAE Number of Deep Sockets 10 Minimum Arc Swing 4 Degrees Number of Geared Teeth 90 Material Chrome Vanadium Steel Number of Standard Sockets 14 Includes Standard Sockets Standard Sockets Included Insulated Not Insulated Container Features Clear Top Also known as Schedule 80 Pressure Rating High Pressure Wall Thickness Rating Thick Shape Straight Fitting Type Pipe Threading Threaded on Both Ends Fitting Connection NPT Male Pipe Size 3 4" Length 8" Construction Welded Pipe Schedule 80 Material Steel Class 300