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Inventories (Tables)
12 Months Ended
Sep. 30, 2020
Inventories  
Components of inventories

Inventories consist of the following (in thousands):

September 30,

    

2020

    

2019

 

Finished products

$

14,838

$

10,905

Work in process and inventoried costs under long-term contracts

73,076

46,951

Materials and purchased parts

 

39,337

 

48,938

Net inventories

$

127,251

$

106,794