Roller tappet for a high-pressure fuel pump

A roller tappet for a high-pressure fuel pump or a valve drive of an internal combustion engine, the roller tappet comprising:

• a housing having:
• a cam contact roller arranged on a drive-side of the housing, and
• a plurality of pockets,
• an annular disc formed separately from the housing, the annular disc having a plurality of circumferentially distributed teeth, each one of the plurality of circumferentially distributed teeth configured to lock into a corresponding one of the plurality of pockets so that the annular disc is detachably secured to an output-side of the housing,
• an adapter bolt formed separately from the housing, the adapter bolt extending axially through a bore of the annular disc and axially beyond the output-side of the housing, and
• a bridge piece disposed within the housing between the cam contact roller and the annular disc, the bridge piece having a rest configured to receive the adapter bolt, and
• a bore of the annular disc surrounds and retains the adapter bolt.

A roller tappet for a high-pressure fuel pump or a valve drive of an internal combustion engine, the roller tappet comprising:

• a housing having a cam contact roller arranged on a drive-side of the housing,
• an annular disc formed separately from the housing and detachably secured to an output-side of the housing,
• an adapter bolt formed separately from the housing, the adapter bolt extending axially through a bore of the annular disc and axially beyond the output-side of the housing, and
• a bridge piece disposed within the housing between the cam contact roller and the annular disc, the bridge piece having a rest configured to receive the adapter bolt, and
• a bore of the annular disc:
• i) surrounds and retains the adapter bolt, and ii) extends axially beyond the output-side of the housing.