SELF-SANITISATION AGAINST BACTERIA AND FUNGI
Stainless steel

Threaded body
AISI 303 stainless steel, screwdriver slotted head.
Suggested tolerance for plunger housing hole d1 = H7.
Ball
Hardened stainless steel.
Spring
AISI 631 stainless steel.
Standard executions
- GN 615-KN: normal end-force spring.
- GN 615-KSN: heavy end-force spring.
Special executions on request
- GN 615-KN-MVK, GN 615-KSN-MVK: thread locking by means of micro-encapsulated red patch (see Technical data). Working temperature: from -40°C to +170°C.
- GN 615-KN-PFB, GN 615-KSN-PFB: thread locking by means of polyamide blue coating (see Technical data). Working temperature: from -50°C to +90°C.