Description:
Mushroom knob with male thread and high head for Hygienic USIT sealing and shim washer.

Application / Features:
- High head is suitable for manual pull and push movements.
- Complete surface is high-gloss polished to a surface finish much less than Ra 0.8 um.
- Generous radii and transitions minimise adhesion of dirt, product residue and cleaning agents and facilitate cleaning.
- Shaft is specially designed for Hygienic USIT sealing and shim washers from Freudenberg Process, creating an almost cavity-free sealed screw-on point satisfying hygienic requirements.

Material:
- Steel parts: Stainless steel 1.4404

Finish:
- High-gloss polished

Accessories:
- Hygienic USIT sealing and shim washer K1491 for the screw-on surface

On Request:
- Inch threads
- Thread lengths
- Form variations

Dimensions:
- D: M4
- D1: 20 mm
- D2: 10.8 mm
- H: 19 mm
- H1: 8 mm
- L: 8 mm
- L1: 7 mm
- R: 3 mm
- R1: 0.45 mm