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Thumb Tines

Thumb Tines

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274-5819: 2 Tooth - B1 Thumb Tine Type

274-5819: 2 Tooth - B1 Thumb Tine Type

Thumb Tines are required for proper thumb operation.



Cat

Number of Teeth/Tines

2 Teeth/2 Tines

Width

14.3 in

Overall Length

24.8 in

Overall Height

7.7 in

Tine Spacing

19 in

Tine Thickness

1 in

Weight

83.3 lb

Machine Class

415-444 Backhoe Loaders

Thumb Tine Type

B1


221-4282: 2 Tooth - A1 Thumb Tine Type

221-4282: 2 Tooth - A1 Thumb Tine Type

Thumb Tines are required for proper thumb operation.



Cat

Number of Teeth/Tines

2 Teeth/2 Tines

Width

14.3 in

Overall Length

24.8 in

Overall Height

7.7 in

Tine Spacing

15.5 in

Tine Thickness

1 in

Weight

77.4 lb

Machine Class

415-444 Backhoe Loaders

Thumb Tine Type

A1


221-4283: 4 Tooth - A3 Thumb Tine Type

221-4283: 4 Tooth - A3 Thumb Tine Type

Thumb Tines are required for proper thumb operation.



Cat

Number of Teeth/Tines

4 Teeth/2 Tines

Width

14.3 in

Overall Length

31.4 in

Overall Height

8.3 in

Tine Spacing

15.5 in

Tine Thickness

1 in

Weight

118.7 lb

Machine Class

415-444/450 Backhoe Loaders

Thumb Tine Type

A3


221-4284: 3 Tooth - A2 Thumb Tine Type

221-4284: 3 Tooth - A2 Thumb Tine Type

Thumb Tines are required for proper thumb operation.



Cat

Number of Teeth/Tines

3 Teeth/2 Tines

Width

14.3 in

Overall Length

28 in

Overall Height

7.9 in

Tine Spacing

15.5 in

Tine Thickness

1 in

Weight

103.9 lb

Machine Class

415-444 Backhoe Loaders

Thumb Tine Type

A2


221-4285: 5 Tooth - A4 Thumb Tine Type

221-4285: 5 Tooth - A4 Thumb Tine Type

Thumb Tines are required for proper thumb operation.



Cat

Number of Teeth/Tines

5 Teeth/2 Tines

Width

14.3 in

Overall Length

34.8 in

Overall Height

8.3 in

Tine Spacing

15.5 in

Tine Thickness

1 in

Weight

128.1 lb

Machine Class

415-444 Backhoe Loaders

Thumb Tine Type

A4


274-5823: 4 Tooth - B3 Thumb Tine Type

274-5823: 4 Tooth - B3 Thumb Tine Type

Thumb Tines are required for proper thumb operation.



Cat

Number of Teeth/Tines

4 Teeth/2 Tines

Width

14.3 in

Overall Length

31.4 in

Overall Height

8.3 in

Tine Spacing

19 in

Tine Thickness

1 in

Weight

128.7 lb

Machine Class

415-444/450 Backhoe Loaders

Thumb Tine Type

B3


274-5826: 3 Tooth - B2 Thumb Tine Type

274-5826: 3 Tooth - B2 Thumb Tine Type

Thumb Tines are required for proper thumb operation.



Cat

Number of Teeth/Tines

3 Teeth/2 Tines

Width

14.3 in

Overall Length

28 in

Overall Height

7.9 in

Tine Spacing

19 in

Tine Thickness

1 in

Weight

113.7 lb

Machine Class

415-444 Backhoe Loaders

Thumb Tine Type

B2


274-5829: 5 Tooth - B4 Thumb Tine Type

274-5829: 5 Tooth - B4 Thumb Tine Type

Thumb Tines are required for proper thumb operation.



Cat

Number of Teeth/Tines

5 Teeth/2 Tines

Width

14.3 in

Overall Length

34.7 in

Overall Height

8.3 in

Tine Spacing

19 in

Tine Thickness

1 in

Weight

138.1 lb

Machine Class

415-444 Backhoe Loaders

Thumb Tine Type

B4


274-5832: 2 Tooth - C1 Thumb Tine Type

274-5832: 2 Tooth - C1 Thumb Tine Type

Thumb Tines are required for proper thumb operation.



Cat

Number of Teeth/Tines

2 Teeth/2 Tines

Width

14.3 in

Overall Length

25 in

Overall Height

7.7 in

Tine Spacing

12.3 in

Tine Thickness

1 in

Weight

73.7 lb

Machine Class

415-444 Backhoe Loaders

Thumb Tine Type

C1


274-5835: 4 Tooth - C3 Thumb Tine Type

274-5835: 4 Tooth - C3 Thumb Tine Type

Thumb Tines are required for proper thumb operation.



Cat

Number of Teeth/Tines

4 Teeth/2 Tines

Width

14.3 in

Overall Length

31.5 in

Overall Height

8.3 in

Tine Spacing

12.3 in

Tine Thickness

1 in

Weight

110.9 lb

Machine Class

415-444/450 Backhoe Loaders

Thumb Tine Type

C3


274-5837: 3 Tooth - C2 Thumb Tine Type

274-5837: 3 Tooth - C2 Thumb Tine Type

Thumb Tines are required for proper thumb operation.



Cat

Number of Teeth/Tines

3 Teeth/2 Tines

Width

14.3 in

Overall Length

28.2 in

Overall Height

7.9 in

Tine Spacing

12.3 in

Tine Thickness

1 in

Weight

96.7 lb

Machine Class

415-444 Backhoe Loaders

Thumb Tine Type

C2


274-5839: 5 Tooth - C4 Thumb Tine Type

274-5839: 5 Tooth - C4 Thumb Tine Type

Thumb Tines are required for proper thumb operation.



Cat

Number of Teeth/Tines

5 Teeth/2 Tines

Width

14.3 in

Overall Length

34.5 in

Overall Height

8.3 in

Tine Spacing

12.3 in

Tine Thickness

1 in

Weight

119.5 lb

Machine Class

415-444 Backhoe Loaders

Thumb Tine Type

C4


281-6708: 5 Tooth - A5 Thumb Tine Type

281-6708: 5 Tooth - A5 Thumb Tine Type

Thumb Tines are required for proper thumb operation.



Cat

Number of Teeth/Tines

5 Teeth/2 Tines

Width

14.3 in

Overall Length

38.2 in

Overall Height

8.3 in

Tine Spacing

15.5 in

Tine Thickness

1 in

Weight

137.1 lb

Machine Class

415-444/450 Backhoe Loaders

Thumb Tine Type

A5


281-6711: 5 Tooth - B5 Thumb Tine Type

281-6711: 5 Tooth - B5 Thumb Tine Type

Thumb Tines are required for proper thumb operation.



Cat

Number of Teeth/Tines

5 Teeth/2 Tines

Width

14.3 in

Overall Length

38.6 in

Overall Height

8.3 in

Tine Spacing

19 in

Tine Thickness

1 in

Weight

147.2 lb

Machine Class

415-444/450 Backhoe Loaders

Thumb Tine Type

B5


281-6714: 5 Tooth - C5 Thumb Tine Type

281-6714: 5 Tooth - C5 Thumb Tine Type

Thumb Tines are required for proper thumb operation.



Cat

Number of Teeth/Tines

5 Teeth/2 Tines

Width

14.3 in

Overall Length

38.2 in

Overall Height

8.3 in

Tine Spacing

12.3 in

Tine Thickness

1 in

Weight

129.2 lb

Machine Class

415-444/450 Backhoe Loaders

Thumb Tine Type

C5


569-0590: 2 Tooth - A6 Thumb Tine Type

569-0590: 2 Tooth - A6 Thumb Tine Type

Thumb Tines are required for proper thumb operation.



Cat

Number of Teeth/Tines

5 Teeth/2 Tines

Width

14.3 in

Overall Length

43.8 in

Overall Height

7.7 in

Tine Spacing

7.7 in

Tine Thickness

1 in

Weight

124.8 lb

Machine Class

415-444 Backhoe Loaders

Thumb Tine Type

A6


Key

Key

Factory Fit

This part is designed to fit your Cat equipment based on the manufacturer’s specifications.

Any changes to the manufacturer’s configuration might result in the product not fitting your Cat equipment. Please consult your Cat Dealer before purchasing to ensure that this part is appropriate for your Cat equipment in its current condition and assumed configuration. This indicator cannot guarantee compatibility for all parts.

Remanufactured

Non-Returnable

Kit

Replaced

Remanufactured

Non-Returnable

Kit

Replaced

CatĀ® Thumb Tines for Backhoe Loaders are designed to resist bending and abrasion. Each Thumb Tine will work with a range of bucket widths. Consult your dealer to select the right tine/thumb combination for the types of buckets being used to ensure proper thumb operation.