CPC F16K 35/06 (2013.01) [E03B 9/04 (2013.01); F16K 31/504 (2013.01)] | 14 Claims |
1. A method of preventing tampering with a hydrant, the method comprising:
inserting an operating stem of the hydrant through a central bore of an operating nut to mount the operating nut on the operating stem; and
rotatably threading a grooved nut onto a threaded distal end of the operating stem, the grooved nut defining an indentation in an outer surface of the grooved nut,
wherein:
rotatably threading the grooved nut onto the threaded distal end of the operating stem comprises engaging the indentation with a mating groove tool and rotating the grooved nut with the mating groove tool.
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