Patent ID: 8270796

Claim:
An adapter block and panel arrangement, comprising: a) an adapter block having a one-piece housing including first and second parallel sides extending between first and seconds ends of the housing, the housing defines an array of openings extending from a front of the housing to a rear of the housing, the adapter block further including a plurality of fiber optic sleeve assemblies, each sleeve assembly being positioned in one of the openings defined by the housing, the adapter block also including a first flexible locking arm disposed at the first side of the housing and extending longitudinally along the first side of the housing, a flexible latch disposed at the first end of the housing, and a pivoting structure disposed at the second end of the housing; and b) a telecommunications panel having at least one of a first block mounting configuration and a second block mounting configuration, the first mounting configuration including a closed aperture formed in the panel, the second mounting configuration including an open-ended slot formed in the panel; c) wherein the adapter block mounts to the telecommunications panel by pivoting the adapter block into the closed aperture when the panel has the first block mounting configuration, the pivoting structure of the adapter block being engaged with one edge of the closed aperture and the flexible latch being engaged with an opposite edge of the closed aperture to secure the adapter block to the panel by a first snap-fit connection; and d) wherein the adapter block mounts to the telecommunications panel by sliding the adapter block into the open-ended slot when the panel has the second block mounting configuration, the first flexible locking arm of the adapter block snaps into an opening defined in the panel adjacent the open-ended slot to secure the adapter block to the panel by a second snap-fit connection.