Filed from 3 published puzzles

LADDERS

Set to 3 different clues across 3 published puzzles, most often “Hierarchies” — The New York Times, Saturday, 4 November 2000.

7 letters

Every clue on record, most used first

Hierarchiesonce
The New York Times — Saturday, 4 November 2000
Fire truck equipmentonce
The New York Times — Monday, 12 October 1998
Painters' equipmentonce
The New York Times — Wednesday, 29 December 1993

Other answers to these clues

AXE3 letters