336 Excavator

Couplers - Excavator

Quick Couplers are the high-performance option for Cat® Excavators. Couplers allow one man to change work tools in seconds for maximum performance and flexibility on the job site. One machine can move rapidly from task to task, and a fleet of similarly equipped machines can share a common work tool inventory.

CW Series Couplers

Increase the utilization of your excavator with a quick coupler. Your machine becomes an all-purpose tool carrier. Available in hydraulic or manual (spindle) versions.

Image Model Weight Width Load Rating, Hoisting Hook
CW-70 Dedicated Quick Coupler 2750 lb 33.6 in 22 ton (US) Details
 

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Dual Lock™ Pin Grabber Couplers - Mini Excavator

Cat® Dual Lock™ Pin Grabber Couplers allow work tools to be changed quickly - improving overall production and increasing machine versatility.

Image Model Weight Width Length
1 Ton Excavators Dual Lock™ Pin Grabber Coupler 35.3 lb 7.2 in 11.7 in Details
 
10 Ton Excavators Dual Lock™ Pin Grabber Coupler 337.3 lb 14.9 in 30.5 in Details
 
2 Ton Excavators Dual Lock™ Pin Grabber Coupler 37.5 lb 9.4 in 14.1 in Details
 
3-4 Ton Excavators Dual Lock™ Pin Grabber Coupler 81.6 lb 10.6 in 16.9 in Details
 
3-4 Ton Excavators Hydraulic Dual Lock™ Pin Grabber Coupler 90.4 lb 9.9 in 16.7 in Details
 
5 Ton Excavators Dual Lock™ Pin Grabber Coupler 123.5 lb 11.7 in 20.8 in Details
 
5 Ton Excavators Hydraulic Dual Lock™ Pin Grabber Coupler 169.8 lb 10.7 in 20.8 in Details
 
8 Ton Excavators Dual Lock™ Pin Grabber Coupler 196.2 lb 11.5 in 23.3 in Details
 
8 Ton Excavators Hydraulic Dual Lock™ Pin Grabber Coupler 211.6 lb 14.6 in 23.4 in Details
 

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Pin Grabber Couplers

Pin Grabber Couplers bring another level of productivity and versatility to your operation. Add the ability to change attachments quickly and conveniently to your operation, while staying aligned to worldwide safety standards.

Image Model Minimum Carrier Weight Maximum Carrier Weight Weight
Pin Grabber Coupler (312-Linkage): 388-6156 11 ton (US) 15 ton (US) 414 lb Details
 
Pin Grabber Coupler (312-Linkage): 455-3914 11 ton (US) 15 ton (US) 414 lb Details
 
Pin Grabber Coupler (315-Linkage): 391-4347 15 ton (US) 18 ton (US) 659 lb Details
 
Pin Grabber Coupler (315-Linkage): 455-3916 15 ton (US) 18 ton (US) 659 lb Details
 
Pin Grabber Coupler (B-Linkage): 388-0067 19 ton (US) 23 ton (US) 838 lb Details
 
Pin Grabber Coupler (B-Linkage): 455-3909 19 ton (US) 23 ton (US) 838 lb Details
 
Pin Grabber Coupler (B-Linkage): 455-3910 19 ton (US) 23 ton (US) 838 lb Details
 
Pin Grabber Coupler (CB-Linkage): 389-7189 24 ton (US) 35 ton (US) 1025 lb Details
 
Pin Grabber Coupler (CB-Linkage): 455-3911 24 ton (US) 35 ton (US) 1025 lb Details
 
Pin Grabber Coupler (CB-Linkage): 455-3912 24 ton (US) 35 ton (US) 1025 lb Details
 
Pin Grabber Coupler (DB-Linkage): 389-8070 30 ton (US) 40 ton (US) 1369 lb Details
 
Pin Grabber Coupler (DB-Linkage): 455-3905 30 ton (US) 40 ton (US) 1369 lb Details
 
Pin Grabber Coupler (DB-Linkage): 455-3906 30 ton (US) 40 ton (US) 1369 lb Details
 
Pin Grabber Coupler (HB-Linkage): 566-3054 90 ton (US) 95 ton (US) 3430 lb Details
 
Pin Grabber Coupler (HB-Linkage): 570-6304 90 ton (US) 95 ton (US) 3430 lb Details
 
Pin Grabber Coupler (TB-Linkage): 390-1017 45 ton (US) 52 ton (US) 2082 lb Details
 
Pin Grabber Coupler (TB-Linkage): 455-3907 45 ton (US) 52 ton (US) 2082 lb Details
 
Pin Grabber Coupler (TB-Linkage): 455-3908 45 ton (US) 52 ton (US) 2082 lb Details
 
Pin Grabber Coupler (VB-Linkage): 566-3070 74 ton (US) 74 ton (US) 2743 lb Details
 
Pin Grabber Coupler (VB-Linkage): 570-6303 74 ton (US) 74 ton (US) 2743 lb Details
 
Pin Grabber Coupler - Narrow Profile (DB-Linkage): 388-9724 30 ton (US) 40 ton (US) 1376 lb Details
 
Pin Grabber Coupler - Trenching Profile (CB-Linkage): 389-7526 24 ton (US) 35 ton (US) 948 lb Details
 
Pin Grabber Coupler - Trenching Profile (TB-Linkage): 390-0904 45 ton (US) 52 ton (US) 2059 lb Details
 

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Pin Lock Couplers - Mini Excavators

Fully compatible with Wain-Roy and Gannon-style buckets, the Cat® Pin Lock/Tilt Lock Coupler system is the key to new levels of performance on any Cat Mini Excavator. New machines can take advantage of existing bucket inventory. New buckets and work tools can be shared with similarly-sized competitive machines across a fleet. One machine can fill many roles on a job site.

Image Model Weight Width Length
7-8 Ton Excavators Manual Pin Lock Coupler 173.7 lb 13.4 in 24.6 in Details
 
8 Ton Excavators Manual Pin Lock Coupler 174.2 lb 13.7 in 26 in Details
 
8 Ton Excavators Manual Tilting Pin Lock Coupler 256.2 lb 16.9 in 23.8 in Details
 

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S Type Couplers

Cat® S Type Couplers for Mini Excavators are an optimal design for a dedicated quick coupler solution. Low offset, pin grabber ability, and a wedge type locking system ensures a tight fit, no attachment play during use. It also creates the solution to exchange worktools among different platforms and brands. In combination with the Tilt Rotate System that can be equipped with an S Type Coupler and the variety of different buckets offered, it provides a complete attachment solution for Mini Excavators. The coupler is designed with the highest safety standards and comes with a visible locking mechanism.

Image Model Overall Height Pin Diameter Interface Type
10 Ton Excavators S-50 Pin Grabber S Type Coupler 13 in 2.4 in Details
 
10 Ton Excavators S-50 Pin Grabber with Secure Lock S Type Coupler 13 in 2.4 in Details
 
5-6 Ton Excavators S-40 Pin Grabber S Type Coupler 10.7 in 1.8 in Details
 
8 Ton Excavators S-50 Pin Grabber S Type Coupler 12.5 in 2 in Details
 
8 Ton Excavators S-50 Pin Grabber with Secure Lock S Type Coupler 12.5 in 2 in Details
 
S60 S Type Excavator Coupler: 573-3161 Details
 
S60 S Type Excavator Coupler: 573-3166 Details
 
S60 S Type Excavator Coupler: 573-3168 Details
 
S70 S Type Excavator Coupler: 566-2349 Details
 
S70 S Type Excavator Coupler: 566-2351 Details
 
S80 S Type Excavator Coupler: 573-3169 Details
 
S80 S Type Excavator Coupler: 573-3171 Details
 

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Tilting Dual Lock™ Pin Grabber Couplers - Mini Excavator

Cat® Tilting Dual Lock™ Pin Grabber Couplers - Mini Excavator allow work tools to be changed quickly - improving overall production and increasing machine versatility. The Tilting Dual Lock Coupler maintains a tight fit with an innovative wedge design throughout the life of the coupler. It can be used with compatible pin-on work tools and in front shovel mode with buckets. The Tilting Dual Lock Coupler also comes with a visible locking mechanism for added security.

Image Model Weight Overall Width Length
5 Ton Excavators Tilting Dual Lock™ Pin Grabber Coupler 255.7 lb 11.7 in 22.6 in Details
 
8 Ton Excavators Tilting Dual Lock™ Pin Grabber Coupler 198.4 lb 14.6 in 24.5 in Details
 

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