Hercules® High-Performance Stuffing Boxes

Big Stuff™

• Easily adjustable threaded cap - no bolts to tighten
• Reduces costly packing maintenance time
• Packing compression forces are distributed evenly
• Low profile design
• Ideal for short stroke pumping units
• Convenient protection of packing from weight of rod string
• 1,500 PSI WP
• 350° F maximum working temperature

Big Stuff DPSB™

• Easily adjustable threaded cap - no bolts to tighten
• High performance under tough conditions
• Primary packing can be changed under pressure by tightening compression bolts
• Lower profile compared to Classic model
• Two 1/4" NPT ports (180° apart) for grease zerk and pressure gauge
• Convenient protection of packing from weight of rod string
• 1,500 PSI WP
• 350° F maximum working temperature

NACE Big Stuff™

• Meets NACE MR-01-75
• High pressure service
• Easily adjustable threaded cap - no bolts to tighten
• Reduces costly packing maintenance time
• Packing compression forces are distributed evenly
• Low profile design
• Ideal for short stroke pumping units
• Convenient protection of packing from weight of rod string
• 2,500 PSI WP
• 350° F maximum working pressure

NACE Big Stuff DPSB™

• Meets NACE MR-01-75
• High pressure service
• Easily adjustable threaded cap - no bolts to tighten
• High performance under tough conditions
• Primary packing can be changed under pressure by tightening compression bolts
• Lower profile compared to Classic model
• Two 1/4" NPT ports (180° apart) for grease zerk and pressure gauge
• Convenient protection of packing from weight of rod string
• 2,500 PSI WP
• 350° F maximum working temperature

Literature

• Hercules® High-Performance Stuffing Boxes

Hercules Stuffing Boxes are offered in a variety of styles:

• Classic Stuffing Boxes
• Inverted Cone Stuffing Boxes
• Critical Service Stuffing Boxes

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