NF E29-684:1980
Gas cylinders. Taper screw thread for valve stem and cylinder neck assembly. Nominal diameter 26, taper 1/16 (3 degrees 34' ), 14 tpi npt.

Standard No.

NF E29-684:1980

Release Date

1980

Published By

Association Francaise de Normalisation

Status

Be replaced 2012-08

Replace By

NF E29-684:2012

Latest

NF E29-684:2015

NF E29-684:1980 history

• 2015 NF E29-684:2015 Gas cylinders - Taper screw thread for valve stem and cylinder neck assembly - Nominal diameter 26, Taper 1/16 (3o 34'), 14 Tpi NPT
• 2012 NF E29-684:2012 Gas cylinders - Taper screw thread for valve stem and cylinder neck assembly - Nominal diameter 26, Taper 1/16 (3 o 34'), 14 Tpi NPT.
• 1980 NF E29-684:1980 Gas cylinders. Taper screw thread for valve stem and cylinder neck assembly. Nominal diameter 26, taper 1/16 (3 degrees 34' ), 14 tpi npt.