340F Excavator Boom/Stick/Bucket Combinations Caterpillar


Boom/Stick/Bucket Combinations
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This machine can be equipped with a large variety of boom-stick-bucket combinations to meet the needs of various applications.

Buckets are grouped into families according to the capacity of the bucket. Generally, use a bucket with a smaller capacity when you are using a longer stick and/or a longer boom. Conversely, use a bucket with a larger capacity when you are using a shorter stick and/or a shorter boom. This rule ensures better machine stability and protection against structural machine damage.

A stick is designed to match only one specific family of buckets.

Note: The selection of a compatible boom-stick-bucket combination is a guide. Work tools, uneven ground conditions, soft ground conditions, or poor ground conditions have effects on machine performance. The operator is responsible for being aware of these effects.

Consult your Cat dealer for information on selecting the correct boom-stick-bucket combination.

The following tables show various compatible boom-stick-bucket combinations. Select an optimum combination according to the working conditions and according to the type of work that is being done.

Table 1
340F UHD Retrofit Front Excavator without a quick coupler 
Bucket Type  Linkage  Width of Bucket  SAE Capacity of Bucket  Weight of Bucket  Fill (%)  Curved Boom  Straight Boom 
R2.8DB R3.2DB R3.9DB R2.8DB R3.2DB R3.9DB
General Duty (GD)  DB  1350 mm (53 inch)  1.64m3 (2.14 yd3)  1173 kg (2585 lb)  100%  (1)  (1)  (1)  (1)  (2)  (3) 
1650 mm (65 inch) 2.11 m3 (2.76 yd3) 1352 kg (2979 lb)  (1)  (2)  (3) (3)  (4)  (5) 
1800 mm (71 inch) 2.35 m3 (3.08 yd3) 1453 kg (3202 lb)  (2)  (3)  (3) (4)  (4)  (5) 
Heavy Duty (HD)  1350 mm (54 inch) 1.64 m3 (2.14 yd3)  1481 kg (3265 lb)  (1)  (1) (1)  (2)  (3)  (4) 
1500 mm (60 inch) 1.88 m3 (2.46 yd3) 1600 kg (3526 lb)  (1)  (1)  (2) (3)  (4)  (5) 
1650 mm (66 inch) 2.12 m3 (2.77 yd3) 1730 kg (3814 lb)  (2)  (2)  (3) (4)  (4)  (5) 
Severe Duty (SD)  1650 mm (66 inch) 2.14 m3 (2.81 yd3)  1827 kg (4028 lb)  90%  (1)  (2)  (3)  (4)  (4)  (5) 
Max load pin-on (payload + bucket)  kg  5670  5460  4815  4470  4255  3730 
lb 12505 12035 10615 9855 9375  8220 
(1) 3500 lb / yd3 (2100kg / m3)
(2) 3000lb / yd3 (1800 kg / m3)
(3) 2500 lb / yd3 (1500 kg / m3))
(4) 2000 lb / yd3 (1200 kg / m3)
(5) 1500lb / yd3(1200 kg / m3)

Table 2
340F UHD Retrofit Front Excavator without a quick coupler 
Bucket Type  Linkage  Width of Bucket  SAE Capacity of Bucket  Weight of Bucket  Fill (%)  Curved Boom  Straight Boom 
R2.8DB R3.2DB R3.9DB R2.8DB R3.2DB R3.9DB
General Duty (GD)  DB  1350 mm (53 inch)  1.64m3 (2.14 yd3)  1173 kg (2585 lb)  100%  (1)  (1)  (1)  (1)  (1)  (1) 
1650 mm (65 inch) 2.11 m3 (2.76 yd3) 1352 kg (2979 lb)  (1)  (1)  (1) (1)  (2)  (3) 
1800 mm (71 inch) 2.35 m3 (3.08 yd3) 1453 kg (3202 lb)  (1)  (1)  (2) (2)  (2)  (3) 
Heavy Duty (HD)  1350 mm (54 inch) 1.64 m3 (2.14 yd3)  1481 kg (3265 lb)  (1)  (1) (1)  (1)  (1)  (1) 
1500 mm (60 inch) 1.88 m3 (2.46 yd3) 1600 kg (3526 lb)  (1)  (1)  (1) (1)  (1)  (2) 
1650 mm (66 inch) 2.12 m3 (2.77 yd3) 1730 kg (3814 lb)  (1)  (1)  (1) (2)  (2)  (3) 
Severe Duty (SD)  1650 mm (66 inch) 2.14 m3 (2.81 yd3)  1827 kg (4028 lb)  90%  (1)  (1)  (1)  (1)  (2)  (3) 
Max load pin-on (payload + bucket)  kg  7175  6905  6130  5575  5505  4820 
lb 15810 15220 13515 12725 12140  10625 
(1) 3500 lb / yd3 (2100kg / m3)
(2) 3000lb / yd3 (1800 kg / m3)
(3) 2500 lb / yd3 (1500 kg / m3))

Table 3
340F UHD Retrofit Front Excavator with Pin Grabber coupler 
Bucket Type  Linkage  Width of Bucket  SAE Capacity of Bucket  Weight of Bucket  Fill (%)  Curved Boom  Straight Boom 
R2.8DB R3.2DB R3.9DB R2.8DB R3.2DB R3.9DB
General Duty (GD)  DB  1350 mm (53 inch)  1.64m3 (2.14 yd3)  1173 kg (2585 lb)  100%  (1)  (1)  (2)  (2)  (3)  (4) 
1650 mm (65 inch) 2.11 m3 (2.76 yd3) 1352 kg (2979 lb)  (2)  (2)  (3) (4)  (4)  (5) 
1800 mm (71 inch) 2.35 m3 (3.08 yd3) 1453 kg (3202 lb)  (3)  (3)  (4) (5)  (5)  (6) 
Heavy Duty (HD)  1350 mm (54 inch) 1.64 m3 (2.14 yd3)  1481 kg (3265 lb)  (1)  (1) (2)  (3)  (3)  (5) 
1500 mm (60 inch) 1.88 m3 (2.46 yd3) 1600 kg (3526 lb)  (2)  (2)  (3) (4)  (4)  (5) 
1650 mm (66 inch) 2.12 m3 (2.77 yd3) 1730 kg (3814 lb)  (3)  (3)  (4) (5)  (5)  (6) 
Severe Duty (SD)  1650 mm (66 inch) 2.14 m3 (2.81 yd3)  1827 kg (4028 lb)  90%  (2)  (3)  (4)  (4)  (5)  (6) 
Max load pin-on (payload + bucket)  kg  5260  5050  4405  4060  8675  3320 
lb 11600 11130 9715 8955 19125  7315 
(1) 3500 lb / yd3 (2100kg / m3)
(2) 3000lb / yd3 (1800 kg / m3)
(3) 2500 lb / yd3 (1500 kg / m3))
(4) 2000 lb / yd3 (1200 kg / m3)
(5) 1500lb / yd3(1200 kg / m3)
(6) Not Recommended

Table 4
340F UHD Retrofit Front Excavator with Pin Grabber coupler 
Bucket Type  Linkage  Width of Bucket  SAE Capacity of Bucket  Weight of Bucket  Fill (%)  Curved Boom  Straight Boom 
R2.8DB R3.2DB R3.9DB R2.8DB R3.2DB R3.9DB
General Duty (GD)  DB  1350 mm (53 inch)  1.64m3 (2.14 yd3)  1173 kg (2585 lb)  100%  (1)  (1)  (1)  (1)  (1)  (2) 
1650 mm (65 inch) 2.11 m3 (2.76 yd3) 1352 kg (2979 lb)  (1)  (1)  (1) (2)  (2)  (3) 
1800 mm (71 inch) 2.35 m3 (3.08 yd3) 1453 kg (3202 lb)  (1)  (1)  (2) (3)  (3)  (4) 
Heavy Duty (HD)  1350 mm (54 inch) 1.64 m3 (2.14 yd3)  1481 kg (3265 lb)  (1)  (1) (1)  (1)  (1)  (2) 
1500 mm (60 inch) 1.88 m3 (2.46 yd3) 1600 kg (3526 lb)  (1)  (1)  (1) (1)  (2)  (3) 
1650 mm (66 inch) 2.12 m3 (2.77 yd3) 1730 kg (3814 lb)  (1)  (1)  (2) (2)  (3)  (4) 
Severe Duty (SD)  1650 mm (66 inch) 2.14 m3 (2.81 yd3)  1827 kg (4028 lb)  90%  (1)  (1)  (1)  (2)  (3)  (4) 
Max load pin-on (payload + bucket)  kg  6765  6495  5720  5365  5100  4410 
lb 14910 14320 12615 11825 11240  9725 
(1) 3500 lb / yd3 (2100kg / m3)
(2) 3000lb / yd3 (1800 kg / m3)
(3) 2500 lb / yd3 (1500 kg / m3))
(4) 2000 lb / yd3 (1200 kg / m3)

Table 5
340F UHD Retrofit Front Excavator with Pin Grabber coupler 
Bucket Type  Linkage  Width of Bucket  SAE Capacity of Bucket  Weight of Bucket  Fill (%)  Curved Boom  Straight Boom 
R2.8DB R3.2DB R3.9DB R2.8DB R3.2DB R3.9DB
General Duty (GD)  DB  1050 mm (41 inch)  1.17 m3 (1.53 yd3)  986 kg (2172 lb)  100%  (1)  (1)  (1)  (1)  (1)  (1) 
1200 mm (47 inch) 1.40 m3 (1.83 yd3) 1064 kg (2345 lb)  (1)  (1)  (1) (1)  (1)  (2) 
1350 mm (53 inch) 1.64 m3 (2.14 yd3) 1143 kg (2519 lb)  (1)  (1)  (1) (2)  (2)  (3) 
1500 mm (59inch) 1.87 m3 (2.45 yd3) 1245 kg (2745 lb)  (1)  (1)  (2) (3)  (3)  (4) 
1650 mm (65 inch) 2.11 m3 (2.76 yd3) 1324 kg (2918 lb)  (2)  (2)  (3) (4)  (4)  (5) 
Heavy Duty (HD)  1350 mm (54 inch) 1.64 m3 (2.14 yd3)  1417 kg (3122 lb)  (1)  (1) (2)  (2)  (3)  (4) 
1500 mm (60 inch) 1.88 m3 (2.46 yd3) 1514 kg (3337 lb)  (1)  (2)  (3) (3)  (4)  (5) 
1650 mm (66 inch) 2.12 m3 (2.77 yd3) 1647 kg (3629 lb)  (2)  (3)  (4) (4)  (5)  (5) 
Severe Duty (SD)  1050 mm (42 inch) 1.17 m3 (1.54 yd3)  1272 kg (2803 lb)  90%  (1)  (1)  (1)  (1)  (1)  (1) 
1650 mm (66 inch) 2.15 m3 (2.81 yd3) 1802 kg (3971 lb)  (2)  (2) (3)  (4)  (4)  (5) 
Max load pin-on (payload + bucket)  kg  5420  5205  4565  4220  4000  3475 
lb 11950 11480 10060 9300 8820  7665 
(1) 3500 lb / yd3 (2100kg / m3)
(2) 3000lb / yd3 (1800 kg / m3)
(3) 2500 lb / yd3 (1500 kg / m3))
(4) 2000 lb / yd3 (1200 kg / m3)
(5) 1500lb / yd3(1200 kg / m3)

Table 6
340F UHD Retrofit Front Excavator with Pin Grabber coupler 
Bucket Type  Linkage  Width of Bucket  SAE Capacity of Bucket  Weight of Bucket  Fill (%)  Curved Boom  Straight Boom 
R2.8DB R3.2DB R3.9DB R2.8DB R3.2DB R3.9DB
General Duty (GD)  DB  1050 mm (41 inch)  1.17 m3 (1.53 yd3)  986 kg (2172 lb)  100%  (1)  (1)  (1)  (1)  (1)  (1) 
1200 mm (47 inch) 1.40 m3 (1.83 yd3) 1064 kg (2345 lb)  (1)  (1)  (1) (1)  (1)  (1) 
1350 mm (53 inch) 1.64 m3 (2.14 yd3) 1143 kg (2519 lb)  (1)  (1)  (1) (1)  (1)  (1) 
1500 mm (59inch) 1.87 m3 (2.45 yd3) 1245 kg (2745 lb)  (1)  (1)  (1) (1)  (1)  (2) 
1650 mm (65 inch) 2.11 m3 (2.76 yd3) 1324 kg (2918 lb)  (1)  (1)  (1) (2)  (3)  (3) 
Heavy Duty (HD)  1350 mm (54 inch) 1.64 m3 (2.14 yd3)  1417 kg (3122 lb)  (1)  (1) (2)  (2)  (3)  (4) 
1500 mm (60 inch) 1.88 m3 (2.46 yd3) 1514 kg (3337 lb)  (1)  (2)  (3) (3)  (4)  (5) 
1650 mm (66 inch) 2.12 m3 (2.77 yd3) 1647 kg (3629 lb)  (2)  (3)  (4) (4)  (5)  (4) 
Severe Duty (SD)  1050 mm (42 inch) 1.17 m3 (1.54 yd3)  1272 kg (2803 lb)  90%  (1)  (1)  (1)  (1)  (1)  (1) 
1650 mm (66 inch) 2.15 m3 (2.81 yd3) 1802 kg (3971 lb)  (1)  (1) (1)  (2)  (2)  (3) 
Max load pin-on (payload + bucket)  kg  6920  6655  5880  5520  5255  4570 
lb 15255 14665 12960 12170 11585  10070 
(1) 3500 lb / yd3 (2100kg / m3)
(2) 3000lb / yd3 (1800 kg / m3)
(3) 2500 lb / yd3 (1500 kg / m3))
(4) 2000 lb / yd3 (1200 kg / m3)

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