• High Performance Lubricating Upper Gland (Big Stuff HPLUG)

    Description

    • Required accessory for installation of Hercules™ stuffing box leak detector on all Big Stuff and Big Stuff DPSB models
    • Can also be used for installing Hercules™ APA control device on all Big Stuff and Big Stuff
    • DPSB models (in place of Hercules™ SB leak detector)
    • Provides a secondary seal for all Big Stuff and Big Stuff DPSB stuffing box models
    • Zerk fitting for periodic greasing
    • NBR V-ring packing standard (optional: HSN or FMK V-ring; or braided Kevlar)
    • Brass packing support rings are supplied with HSN, FMK, or Kevlar packing
    • Rod Sizes: 1 1∕8 ", 1 ¼", 1 ½", 1 ¾"
    • Body and cap meet NACE MR0175
    • Upper/Lower packing support rings: MDS Nylon (standard) or Bronze (for high temp applications)
    • Retrofitting existing Big Stuff models requires a special top follower
    • Can also be used with models equipped with Dome packing (requires special Big Stuff Dome APA/HPLUG top follower)
    • ¾" NPT side port allows attachment of leak detector or APA control device
    • Uses same packing, packing support rings and cap as PCSB