GPN 551
The GPN 551 screw-in plugs offer threads and drill holes protection against dirt and damage and are particularly suitable for painting. The thick-walled shaft self-taps into a thread. The conical shape of the screw-in plugs enables tolerances to be accommodated. The material is temporarily heat-resistant up to 180°C.
- Screw-in plugs for internal protection
- Temporarily heat-resistant up to 180°C
- Description
Description
Advantages




GPN 551 Singapore
The GPN 551 protective cap from Poppelmann KAPSTO provides versatile protection for threads, ports, and component surfaces against contaminants, humidity, and handling damage in production and logistics environments. Engineered by Poppelmann KAPSTO, the GPN 551 is made from durable plastic that offers a secure push-fit hold while remaining lightweight and cost-effective for high-volume industrial applications. This protective cap serves hydraulic, pneumatic, automotive, and semiconductor industries in Singapore that demand uncompromised component protection through their entire supply chain. Phil Industries, the authorised Poppelmann KAPSTO distributor in Singapore, provides comprehensive GPN stock access with prompt quotation and delivery capabilities. See our full Poppelmann KAPSTO collection online or call +65 6555 1745 for dedicated protective cap support.









