HOSE AS 3992932 - Caterpillar

Illustration 1 g02807196
Typical Example
Illustration 2 g02807398
Typical ExampleRefer to Illustration 1 and Illustration 2 for the proper location to take the measurement of the seal land.Refer to Table 1 for the correct seal land measurements.
Table 1
Callout     Elbow
Part Number     Seal Land
Measurement    
A     128-4114
210-6949
225-0071     10.29 0.25 mm (0.41 0.01 inch)    
B     178-9521
178-9522
213-6117
336-9931    
2.41 0.25 mm (0.095 0.01 inch)    If the measurement of the seal land is not within tolerance that is listed in Table 1, the elbow must be replaced. The replacement elbow will be the same part number as the current elbow. Replacing the elbow will help to ensure that there is no leakage at the sealed joint.