Union Nuts

Union nuts provide a secure and reliable method of retaining coned tailpiece and hose connector assemblies within compressed air systems used in professional workshop, site and industrial environments. Designed for use with BSPP parallel threaded fittings, union nuts allow connectors to be tightened correctly onto mating fittings, ensuring a firm mechanical hold and dependable air tight seal. Correctly specified union nuts are essential for maintaining consistent airflow, preventing air leaks and supporting safe, efficient pneumatic system operation.

Available in common sizes including 1/4" BSPP and 3/8” BSPP, union nuts are supplied to suit specific coned tailpiece connectors such as HC1225, HC5030, HC5275, HC5276, HC2192, HC2594 and HC2595. Manufactured for durable construction and dependable day to day performance, they provide a practical fastening solution that supports secure assembly, straightforward installation and long service life when used alongside compatible air hose connectors and fittings.

Union Nuts

Union Nut BSP Parallel 1/4 (to be used with HC1225)

Union Nut BSP Parallel 1/4 (to be used with HC5030, HC5275, HC5276)

Union Nut BSP Parallel 3/8 (to be used with HC2192, HC2594, HC2595)

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