Patent ID: 7591484

Claim:
A fitting for sealingly engaging an inlet having an outer surface, the fitting comprising: a housing comprising a base and a closure; said closure having a first aperture for receiving the inlet therethrough; said base and said closure threadably coupled together to define a cavity within said housing; a piston disposed within said cavity for sliding movement therein; a resilient bushing disposed in said cavity between said closure and said piston, said resilient bushing having an inner diameter aligned with said first aperture; a fluid passage through said housing for providing fluid to the inlet when the inlet is coupled to the fitting; and a locking member threadably coupled to said housing and configured to prevent damage to said base and said closure; the fitting having a first condition wherein the inlet can be received within said inner diameter of said bushing, and having a second condition wherein said piston axially compresses said resilient bushing against said closure and said resilient bushing radially expands to engage the outer surface of the inlet; wherein said locking member comprises an annular ring adjustably threadably coupled to said closure and abutting said base in a locked condition of the fitting.