Patent ID: 7134490

Claim:
A wellhead casing hanger, comprising: a hanger body, said hanger body having a bore extending therethrough and a tapered hanger bowl to receive a plurality of slip segments therein; said hanger body having a stepped outer shoulder, said stepped outer shoulder configured to receive a plurality of load segments thereon; said plurality of load segments axially moveable between a first, contracted position allowing said wellhead casing hanger to pass through a specified minimum bare and a second, expanded position whereby said wellhead casing hanger is suspended on said plurality of load segments when said plurality of load segments engage an annular groove in a wellhead housing; said plurality of load segments moved between said first, contracted position and said second, expanded position by engagement of an actuation ring with a shoulder in said wellhead housing; and, said plurality of slip segments having a complementary exterior taper to engage said tapered hanger bowl, said plurality of slip segments coaxially moveable with respect to said tapered hanger bowl.