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Heavy Duty Vacuum Traction Suction Cups

Heavy Duty Vacuum Traction Suction Cups

Heavy Duty Vacuum Traction Suction Cups are designed for industrial vacuum and pneumatic automation applications. The STC series of vacuum cups are designed to provide users with a reliable solution for picking up on angled surfaces and adapting to products such as formed sheet steel with tight radii. These cups include an aluminum male or female threaded fitting for easy connection to machinery and vacuum sources.

Vacuforce supports machine builders, integrators and maintenance teams with application-focused vacuum and pneumatic components for industrial automation.

Download Technical Datasheet PDF
Application FitCup geometry matched to surface shape and movement
Material OptionsCompounds selected for temperature, wear and product contact
Fast ReplacementDesigned for practical maintenance and cup changes
Vacuum HandlingFor robotic, packaging and machine automation

What Are Heavy Duty Vacuum Traction Suction Cups?

Vacuum suction cups create a temporary seal against a product surface so atmospheric pressure can generate holding force when vacuum is applied. Cup diameter, shape, bellows geometry, material compound and connection style should all be selected around the actual product and machine motion.

Key Features

  • Multiple cup geometries for flat, curved, uneven or flexible products
  • Material options for wear resistance, temperature and application compatibility
  • Compact vacuum gripping for robot and machine automation
  • Replacement cup and fitting configurations available across multiple sizes
  • Suitable for decentralized or centralized vacuum systems depending on the machine design

Typical Applications

  • Robotic pick and place
  • Packaging and case handling
  • Sheet and panel handling
  • Plastic component handling
  • Glass and metal handling where the selected cup is appropriate
  • General industrial automation

Selection Guidance

Select a suction cup by product surface, cup diameter, required lifting force, load orientation, acceleration, cycle time, vacuum level and compound compatibility. Bellows cups add compliance and height compensation, while flat cups generally provide lower internal volume and fast response.

Application Tip: Final selection should be based on the actual product, machine cycle, operating environment and required pneumatic or vacuum performance. Confirm model-specific ratings before installation.

Flat vs. Bellows Cups

Flat cups are generally preferred for stable, relatively flat surfaces and fast cycling. Bellows cups add compliance, angle accommodation and height compensation where product position varies.

Why Use This Product Family?

Vacuum suction cups create a temporary seal against a product surface so atmospheric pressure can generate holding force when vacuum is applied. Cup diameter, shape, bellows geometry, material compound and connection style should all be selected around the actual product and machine motion. Selecting the correct configuration can simplify machine integration, improve serviceability and provide more consistent application performance.

Frequently Asked Questions

How do I choose the correct suction cup?

Start with product shape and surface condition, then confirm cup diameter, material, vacuum level, load orientation and required safety factor.

What is the difference between flat and bellows suction cups?

Flat cups have low internal volume and are well suited to stable surfaces. Bellows cups provide additional compliance and height compensation.

Can suction cups handle curved surfaces?

Certain cup profiles and bellows designs can accommodate convex, concave or slightly irregular surfaces. Application testing is recommended for difficult geometries.

Does cup material matter?

Yes. NBR, silicone, polyurethane and specialty compounds differ in wear resistance, temperature capability, marking characteristics and product compatibility.

How should lifting force be sized?

Use theoretical cup force only as a starting point and apply an appropriate engineering safety factor for orientation, acceleration, leakage, surface condition and risk.

Can one cup style handle every product?

No. Cup geometry and compound should be matched to the actual product and machine motion for reliable handling.

STC22N-60-G1/4F STC22N-60-G1/4F
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22mm Diameter Traction Suction Cup G1/4 Female Thread 60 Shore AThis Vacuforce s..
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$39.66 each
STC22N-60-G1/4M STC22N-60-G1/4M
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22mm Diameter Traction Suction Cup G1/4 Male Thread 60 Shore AThis Vacuforce suc..
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$52.93 each
STC22N-60-G3/8F STC22N-60-G3/8F
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22mm Diameter Traction Suction Cup G3/8 Female Thread 60 Shore AThis Vacuforce s..
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$55.89 each
STC22N-60-M10M STC22N-60-M10M
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22mm Diameter Traction Suction Cup M10 60 Shore AThis Vacuforce suction cup is d..
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$52.93 each
STC22N-60-RA STC22N-60-RA
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22mm Diameter Traction Suction Cup Quick-Change 60 Shore AThis Vacuforce suction..
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$62.49 each
STC30N-60-G1/4F STC30N-60-G1/4F
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30mm Diameter Traction Suction Cup G1/4 Female Thread 60 Shore AThis Vacuforce s..
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$41.66 each
STC30N-60-G1/4M STC30N-60-G1/4M
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30mm Diameter Traction Suction Cup G1/4 Male Thread 60 Shore AThis Vacuforce suc..
Ships from Indianapolis, USA
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$54.94 each
Stock: In Stock
30mm Diameter Traction Suction Cup G3/8 Female Thread 60 Shore AThis Vacuforce s..
Ships from Indianapolis, USA
Stock: 3
$57.89 each
STC30N-60-M10M STC30N-60-M10M
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30mm Diameter Traction Suction Cup M10 60 Shore AThis Vacuforce suction cup is d..
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$54.94 each
STC30N-60-M14 STC30N-60-M14
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30mm Diameter Traction Suction Cup M14 60 Shore AThis Vacuforce suction cup is d..
Ships from Indianapolis, USA
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$54.94 each
STC30N-60-RA STC30N-60-RA
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30mm Diameter Traction Suction Cup Quick-Change 60 Shore AThis Vacuforce suction..
Ships from Indianapolis, USA
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$64.49 each
STC40N-60-G1/4F STC40N-60-G1/4F
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40mm Diameter Traction Suction Cup G1/4 Female Thread 60 Shore AThis Vacuforce s..
Ships from Indianapolis, USA
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$45.14 each
STC40N-60-G1/4M STC40N-60-G1/4M
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40mm Diameter Traction Suction Cup G1/4 Male Thread 60 Shore AThis Vacuforce suc..
Ships from Indianapolis, USA
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$59.10 each
STC40N-60-G3/8F STC40N-60-G3/8F
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40mm Diameter Traction Suction Cup G3/8 Female Thread 60 Shore AThis Vacuforce s..
Ships from Indianapolis, USA
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$60.31 each
STC40N-60-M10M STC40N-60-M10M
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40mm Diameter Traction Suction Cup M10 60 Shore AThis Vacuforce suction cup is d..
Ships from Indianapolis, USA
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$59.10 each
STC40N-60-M14 STC40N-60-M14
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40mm Diameter Traction Suction Cup M14 60 Shore AThis Vacuforce suction cup is d..
Ships from Indianapolis, USA
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$59.10 each
STC40N-60-RA STC40N-60-RA
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40mm Diameter Traction Suction Cup Quick-Change 60 Shore AThis Vacuforce suction..
Ships from Indianapolis, USA
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$66.99 each
STC50N-60-G1/4F STC50N-60-G1/4F
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50mm Diameter Traction Suction Cup G1/4 Female Thread 60 Shore AThis Vacuforce s..
Ships from Indianapolis, USA
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$62.73 each
STC50N-60-G1/4M STC50N-60-G1/4M
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50mm Diameter Traction Suction Cup G1/4 Male Thread 60 Shore AThis Vacuforce suc..
Ships from Indianapolis, USA
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$61.53 each
Stock: In Stock
50mm Diameter Traction Suction Cup G3/8 Female Thread 60 Shore AThis Vacuforce s..
Ships from Indianapolis, USA
Stock: 178
$48.61 each
STC50N-60-M10M STC50N-60-M10M
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50mm Diameter Traction Suction Cup M10 60 Shore AThis Vacuforce suction cup is d..
Ships from Indianapolis, USA
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$61.53 each
STC50N-60-M14 STC50N-60-M14
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50mm Diameter Traction Suction Cup M14 60 Shore AThis Vacuforce suction cup is d..
Ships from Indianapolis, USA
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$61.53 each
STC50N-60-RA STC50N-60-RA
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50mm Diameter Traction Suction Cup Quick-Change 60 Shore AThis Vacuforce suction..
Ships from Indianapolis, USA
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$69.96 each
STC60N-60-3/8NPSF STC60N-60-3/8NPSF
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60mm Diameter Traction Suction Cup 3/8NPS Female Thread 60 Shore AThis Vacuforce..
Ships from Indianapolis, USA
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$48.42 each
STC60N-60-G1/4F STC60N-60-G1/4F
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60mm Diameter Traction Suction Cup G1/4 Female Thread 60 Shore AThis Vacuforce s..
Ships from Indianapolis, USA
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$66.99 each
Stock: In Stock
60mm Diameter Traction Suction Cup G1/4 Male Thread 60 Shore AThis Vacuforce suc..
Ships from Indianapolis, USA
Stock: 15
$66.25 each
Stock: In Stock
60mm Diameter Traction Suction Cup G3/8 Female Thread 60 Shore AThis Vacuforce s..
Ships from Indianapolis, USA
Stock: 107
$53.78 each
STC60N-60-M10M STC60N-60-M10M
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60mm Diameter Traction Suction Cup M10 60 Shore AThis Vacuforce suction cup is d..
Ships from Indianapolis, USA
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$65.78 each
STC60N-60-M14 STC60N-60-M14
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60mm Diameter Traction Suction Cup M14 60 Shore AThis Vacuforce suction cup is d..
Ships from Indianapolis, USA
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$65.78 each
STC60N-60-RA STC60N-60-RA
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60mm Diameter Traction Suction Cup Quick-Change 60 Shore AThis Vacuforce suction..
Ships from Indianapolis, USA
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$73.59 each
STC80N-60-3/8NPSF STC80N-60-3/8NPSF
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80mm Diameter Traction Suction Cup 3/8NPS Female Thread 60 Shore AThis Vacuforce..
Ships from Indianapolis, USA
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$51.77 each
STC80N-60-G1/4F STC80N-60-G1/4F
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80mm Diameter Traction Suction Cup G1/4 Female Thread 60 Shore AThis Vacuforce s..
Ships from Indianapolis, USA
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$71.17 each
STC80N-60-G1/4M STC80N-60-G1/4M
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80mm Diameter Traction Suction Cup G1/4 Male Thread 60 Shore AThis Vacuforce suc..
Ships from Indianapolis, USA
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$69.96 each
Stock: In Stock
80mm Diameter Traction Suction Cup G3/8 Female Thread 60 Shore AThis Vacuforce s..
Ships from Indianapolis, USA
Stock: 35
$56.54 each
STC80N-60-M10M STC80N-60-M10M
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80mm Diameter Traction Suction Cup M10 60 Shore AThis Vacuforce suction cup is d..
Ships from Indianapolis, USA
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$69.96 each
STC80N-60-M14 STC80N-60-M14
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80mm Diameter Traction Suction Cup M14 60 Shore AThis Vacuforce suction cup is d..
Ships from Indianapolis, USA
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$69.96 each
STC80N-60-RA STC80N-60-RA
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80mm Diameter Traction Suction Cup Quick-Change 60 Shore AThis Vacuforce suction..
Ships from Indianapolis, USA
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$77.85 each
STC100N-60-G1/4F STC100N-60-G1/4F
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100mm Diameter Traction Suction Cup G1/4 Female Thread 60 Shore AThis Vacuforce ..
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$170.00 each
STC100N-60-G1/4M STC100N-60-G1/4M
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100mm Diameter Traction Suction Cup G1/4 Male Thread 60 Shore AThis Vacuforce su..
Ships from Indianapolis, USA
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$165.00 each
Stock: In Stock
100mm Diameter Traction Suction Cup G3/8 Female Thread 60 Shore AThis Vacuforce ..
Ships from Indianapolis, USA
Stock: 17
$125.00 each
STC100N-60-M10M STC100N-60-M10M
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100mm Diameter Traction Suction Cup M10 60 Shore AThis Vacuforce suction cup is ..
Ships from Indianapolis, USA
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$165.00 each
STC100N-60-M14 STC100N-60-M14
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100mm Diameter Traction Suction Cup M14 60 Shore AThis Vacuforce suction cup is ..
Ships from Indianapolis, USA
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$165.00 each
STC100N-60-RA STC100N-60-RA
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100mm Diameter Traction Suction Cup Quick-Change 60 Shore AThis Vacuforce suctio..
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$185.00 each
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