Standard ADAPTER, FLARELESS TUBE, BULKHEAD AND UNIVERSAL TO FLARED TUBE 2014-06-16 HISTORICAL AS21923B
Standard ADAPTER, FLARELESS TUBE, BULKHEAD AND UNIVERSAL TO FLARED TUBE 2007-01-19 HISTORICAL AS21923A
Standard ADAPTER, FLARELESS TUBE, BULKHEAD AND UNIVERSAL TO FLARED TUBE 1998-08-01 HISTORICAL AS21923
Standard TUBE AND FITTING END, WELDED PREPARATION AND INSTALLATION, 20000 kPa, METRIC 1984-07-01 HISTORICAL MA2063