| National Stock Number:
 3020-99-407-9664
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 994079664
 
 Description:
 PULLEY,GROOVE
 
 Detail:
 A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see BLOCK, TACKLE.  For items specifically designed for aviation, see PULLEY(1), GROOVE, AVIATION.
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