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High-Temperature Stuffing Boxes
Designed for extreme applications, our stuffing box is manufactured for high-temperature, high-pressure, and corrosive conditions.
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Description
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Specifications
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Resources
Description
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.
Specifications
High-Temperature Stuffing Boxes
| Working pressure | 3,000 psi |
| Bottom connection | Male |
| Weight |
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| Height (includes pin connection) | 14 in. |
| Body, base, and cap material | Alloy steel* |
| Lock nut material | Carbon steel* |
| Split bushings material | Bronze* |
| Rod sizes | 1⅛ in., 1¼ in., 1½ in., 1¾ in. |
| Packing OD | 2¼ in. |
| Stack height (primary or secondary) | 2½ in. |
| Packing Type | Max. temperature |
| NBR V-ring | 250 °F (121 °C) |
| HSN V-ring | 325 °F (163 °C) |
| FKM V-ring | 400 °F (204 °C) |
| Kevlar/PTFE | 540 °F (282 °C) |
