38
Rubber
Perbunan® (NBR)
black
vulcanized onto the cover sheets
temperature 80 ° C
cover plates, threaded bushings
stainless steel
1.4301
Plastic
thermosetting plastic (PF)
temperature resistant up to 110 ° C
Black, shiny
polyamide bush pressed
plastic
Duroplast (PF)
temperature resistant up to 110 ° C
black, shiny
Silicone rubber
Elastosil® (MVQ)
FDA compliant
gray
vulcanized onto the cover sheets
temperature resistant up to 200 ° C
cover plates, threaded inserts
stainless steel
1.4301
aluminum, anodized natural color
arrow (Type A) and scale (Type S 0 ... 9, 40 or 100 divisions): black printed
scale rings GN 526.1 are supplied unassembled so separately; per ring 3 matching grooved pins are enclosed
To adjust the knob GN526. (sold separately; not included).