National Stock Number:
3815-17-122-4370
Federal Supply Class:
3815
National Item Identification Number:
171224370
Description:
BOOM JIB,CRANE
Detail:
A STEEL STRUCTURE DESIGNED FOR ATTACHING TO THE UPPER END OF A CRANE BOOM, CONTAINING SHEAVES OVER WHICH THE LIFTING CABLES OPERATE. ITS PRIMARY FUNCTION IS TO ADD TO THE STABILITY AND REACH OF THE BOOM.
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