A locking mechanism is provided including a male latch member a female receptacle having first and second pairs of opposing resilient arms for locking with the latch member. Locking is accomplished by moving the latch member with respect to the receptacle in a first direction, and unlocking with the latch member is accomplished by moving the latch member an additional distance further in the first direction. The first and second pairs of opposing resilient arms lock the latch member in any rotational orientation of the first direction of the latch member. Other locking mechanism embodiments include planar members and flanges for mounting to various substrates.
