|Threaded body: Steel, black oxide finish
Plunger pin: Steel, hardened
Knob: Matte black technopolymer plastic (Polyamide PA), not removable
Inch size lock nut: Steel, black oxide finish, ANSI/ASME
Metric size lock nut: Steel, black oxide finish, DIN
||Indexing plungers GN 617.1 with
lcok-out position are used
for such applications where the plunger has to stay in its retracted position. To achieve this, the knob is rotated by 90 degrees after being retracted.
The head of the plunger body is provided with a suitable notch in opposite positions so as to prevent the plunger from accidentally
slipping back into its forward position.
Maximum heat resistance of nylon plastic hand knob: 110°C (230°F).Indexing
plungers with fully threaded body, see
Indexing plungers with non lock-out position, see GN
Indexing plungers without threaded body, see GN 618.