Reducing ring with Pg connection thread and Pg internal thread according to DIN 40430, glass fibre reinforced, with flame retardant, halogen-free. External thread: Pg 21 Internal thread: Pg 13 External thread length: 10 mm Internal thread length: 13 mm Outside Ø: 34.5 mm Glow wire test according to DIN EN 60695-2-10+11/VDE 0471-2-10+11: 650°C with connecting thread sealing ring 987/...(please order separately!): IP68 Operating temperature range: -40° to 100°C Material: Polyamide Color: light gray RAL: 7035 (similar)