551 Male and Female Union

Anvil International offers the broadest line of malleable iron fitting sizes in both black and galvanized finishes. Every fitting is manufactured and tested to meet Anvil’s strict quality standards. All Anvil Class 150/300 Malleable Iron Fittings conform to ASME B16.3 and unions conform to ASME B16.39. All elbows and tees 3/8" (10 DN) and larger are 100% gas tested at a minimum of 100 PSI. (6.9 bar)

The 61 Regulator Adaptor is a female to female fitting that adapts a fuel or acetylene regulator with a CGA 510 male fitting to fit an acetylene tank

61 Adaptor - Regulator Tank Adaptor

UAW Local 551 Union Hall

African Union Legal Frameworks aim to break the cycle of violence

Quantifying effectiveness and best practices for bumblebee identification from photographs

Andrew Pappas - Female Union Soldier

Human population planning - Wikipedia

International Brotherhood of Electrical Workers Local 551

1/2-in Schedule 40 PVC Female Adapter

Charlotte Pipe 1/2-in Schedule 40 PVC Female Adapter

BIM objects - Free download! Fig. 551 - Union

Stainless Steel Pipe Cutter 3 - 35mm