Specification Sheet Part Number: 166-90358 Nickel plated brass thread ensures secure connection with brass plated or nylon fittings. NPT thread pattern works with metallic or non-metallic threaded fittings. Use NPT metallic locknuts with 1.25 , 1.5 and 2 nylon fittings. HelaGuard Metallic Locknuts, 1.25 NPT Thread, 1.25 Dia, PA66, NPB Metal, 4/pkg Article Number 166-90358 Type ALNPB-1250 Color Metal (ML) Quantity Per bag Product Description Locknuts work with metric threaded fittings or knockout entries. Short Description HelaGuard Metallic Locknuts, 1.25 NPT Thread, 1.25 Dia, PA66, NPB Metal, 4/pkg Global Part Name ALNPB-1250-NPB-MLMaterial Nickel Plated Brass (NPB) Material Shortcut NPB Operating Temperature -58F to +275F (-50C to +135C) Package Quantity (Imperial) 4 Package Quantity (Metric) 4 Customs Number 7415338550 2021 HellermannTyton. All Rights Reserved. Contact Us RoHS/WEEE Compliance Disclaimer Terms and Conditions