<p>An apparatus for restraining a vehicle occupant includes an inflatable vehicle occupant restraint, an inflator for inflating the restraint, and a support plate for supporting the restraint and the inflator in the vehicle. The apparatus also includes a retainer member having a wall with an annular wall surface encircling the inflator. The retainer member also has first means connectable with the support plate and second means clamping the inflator to the retainer member. The second means includes a crimped portion of the annular wall surface.</p>