The HellermannTyton 166-50146 is a Polyamide 6.6 (PA66) locknut from the ALPHA range. The locknut is supplied with a PG21 Thread. This locknut has been designed to accompany the HG-S Series of Conduit. The locknut is supplied in black. * Halogen-free: Yes * Operating Temperature: -50°C to +135°C * Sold: singly * Outside diameter: 39mm * Thread size: PG21 * Type: ALPHA PA66 Series * Supplied in black * Manufacturer's part: 166-50146 https://elecena.pl/product/27746791/hellermanntyton-166-50146-alpa-pg21-alpa-pa66-locknut 2025-01-23 https://elecena.pl/product/27746791/hellermanntyton-166-50146-alpa-pg21-alpa-pa66-locknut 2025-05-23 https://elecena.pl/product/27746791/hellermanntyton-166-50146-alpa-pg21-alpa-pa66-locknut 2025-08-08 https://elecena.pl/product/27746791/hellermanntyton-166-50146-alpa-pg21-alpa-pa66-locknut 2026-03-18 https://elecena.pl/product/27746791/hellermanntyton-166-50146-alpa-pg21-alpa-pa66-locknut 2026-05-04 https://elecena.pl/product/27746791/hellermanntyton-166-50146-alpa-pg21-alpa-pa66-locknut 2026-07-10