• High Temperature Stuffing Box

    Designed for extreme applications, our stuffing box is manufactured for high temperature, high pressure and corrosive conditions.



    High Temperature Double-Packed Stuffing Box (HTD)


    • Designed for high pressure and high temperature wells
    • Meets NACE MR0175
    • Lower packing can be temporarily energized by loosening lock ring and tightening upper body to allow changing primary packing under pressure
    • Dual packing chamber
    • Primary packing can be changed under pressure
    • Versatile chamber design accepts different types of packing, including V-ring, standard crown ring compression and *Kevlar/PTFE square braid rope packing
    • Can be installed on API flanged trees using a Hercules companion flange
    • Single-pack version available for low-profile installations


    * Kevlar is a trademark of E.I. du Pont de Nemours and Company.


    Working pressure3,000 psi
    Bottom ConnectionMale
          2"31 lbs
          2 ½"32 lbs
          3"33 lbs
          4"35 lbs
    Height (includes pin connection)14"
          Body, base and capAlloy Steel*
          Lock nutCarbon Steel*
          Split bushingsBronze*
    Rod sizes1 ⅛", 1 ¼", 1 ½", 1 ¾"
    Packing OD2 ¼"
    Stack height (primary or secondary)2 ½"

    *Corrosion resistant materials and coatings available, contact customer service.

    Packing Type
     Max. temperature
    NBR V-ring250°F (121°C)
    HSN V-ring325°F (163°C)
    FKM V-ring400°F (204°C)
    Kevlar/PTFE540°F (282°C)