320B Excavator Machine System Specifications Caterpillar


Bucket

Usage:

320B 4NR



Illustration 1g00519922

(A) Bucket teeth

(B) Wear plates

(W) Width of bucket

Note: All bores for pins must be free of paint. Coat all bores for pins with lubricant.

(1) Bore diameter for pin ... 80.10 ± 0.10 mm (3.154 ± 0.004 inch)

(2) Bore diameter for adjuster ... 124.00 ± 0.05 mm (4.882 ± 0.002 inch)

Table 1
Bucket Assembly     Number of Teeth     Type of Bucket     Width of Bucket     SAE Capacity    
5I-3335     6     (1)    
1470 mm (57.9 inch)    
1.2 m3    
5I-3444     6     X    
1370 mm (53.9 inch)    
1.1 m3    
7Y-7592     6     MX (2)    
1440 mm (56.7 inch)    
1.4 m3    
116-2018     5     ES (3)    
1075 mm (42.3 inch)    
1.2 m3    
127-2285     5     ES    
1255 mm (49.4 inch)    
1.4 m3    
127-2292     6     ES    
1375 mm (54.1 inch)    
1.5 m3    
133-2479     5     (4)    
1075 mm (42.3 inch)    
1.0 m3    
( 1 ) X Excavation bucket
( 2 ) MX Mass excavation bucket
( 3 ) ES Extreme service bucket
( 4 ) T Trenching bucket

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