The following part numbers require the additional purchase of 
one unlocking key, part number 710-74271, by the customer.

MOUSER PN
710-74271111
710-74271111S
710-74271112
710-74271112S
710-74271131
710-74271131S
710-74271132
710-74271132S
710-74271142
710-74271142S
710-74271211
710-74271211S
710-74271221
710-74271221S
710-74271222
710-74271222S

Please contact a Mouser Technical Sales Representative for 
further information. 

5-0616-09