High-Performance Stuffing Boxes

Big Stuff™

• Easy to adjust 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.

Big Stuff DPSB™

• Easy to adjust threaded cap – no bolts to tighten. • Exceptionally rugged, built for 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 & pressure gauge. • Convenient protection of packing from weight of rod string.
SPECIFICATIONS BIG STUFF BIG STUFF DPSB
Working Pressure 1500 PSI 1500 PSI
NOTE : 1500 PSI cap ins not interchangeable with 2500 PSI models
Bottom Thread
(API Tubing or LP)
2″, 2-1/2″, 3″, 4″
2″, 2-1/2″, 3″, 4″
Bottom Connection Male Male
Weight
           2″
           2-1/2″
           3″
           4″
20 lbs.
21 lbs.
21 lbs.
27 lbs.
45 lbs.
45 lbs.
46 lbs.
49 lbs.
Height 9-3/4″ 15″
Body & Cap Material Ductile Iron
Split Cone Packing
                  Rod Sizes		 1″, 1-1/8″, 1-1/4″, 1-5/16″,
1-3/8″, 1-7/16″, 1-1/2″, 1-3/4″
Pieces Required:
                Top Cones
                Bottom Cones
3
1
5
1