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Access multiple NOV applications and services with one login.
Register here Sign inLubricating Upper Gland
Extend the life of the elastomer and reduce maintenance costs with our Lubricating Upper Gland (LUG).
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Description
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Resources
Description
The Hercules™ Lubricating Upper Gland (LUG) provides a pathway for packing lubrication to extend the life of the elastomer and reduce maintenance costs. It comes standard on every classic Hercules stuffing box with Zerk fitting for periodic greasing and split-cone packing to control oil film on the polished rod. The LUG is available in a variety of sizes to fit almost any sized polished rod.
Features/Benefits
- Standard on classic models
- Zerk fitting for periodic greasing
- Top-split cone wiper controls oil film on polished rod
- Extends packing life and reduces maintenance costs
- Rod sizes:7⁄16, 1, 1½, 1¾, 1⅛, 1¼, 15⁄16, and 1⅜ in.
- Material: Ductile iron