ASTM E675-02(2012) - 1.11.2012
 
1. Scope

1.1 The specification provides standard dimensional requirements for obtaining, within practical limits, interchangeability in stopcocks and stoppers for ordinary laboratory and industrial applications. It covers dimensional interchangeability of the ground surfaces only and does not involve design characteristics of the item except where specified.

Note 1—The dimensions pertaining to stopcocks and stoppers were taken from the Commercial Standard CS 21 of the U.S. Department of Commerce.
Note 2—Although glass is the most commonly used material for stopcocks and stoppers, other materials may be used as specified. Stopcocks and stoppers constructed from glass should conform to Specifications E438 and E671.
 
2. Referenced Documents

E438-92(2024)

Standard Specification for Glasses in Laboratory Apparatus

E920-97(2019)

Standard Specification for Commercially Packaged Laboratory Apparatus

E921-97(2022)

Standard Specification for Export Packaged Laboratory Apparatus

E1157-87(2018)e1

Standard Specification for Sampling and Testing of Reusable Laboratory Glassware (Includes all amendments and changes 12/31/2018).

E671-98(2022)

Standard Specification for Maximum Permissible Thermal Residual Stress in Annealed Glass Laboratory Apparatus

E1133-86(2022)

Standard Practice for Performance Testing of Packaged Laboratory Apparatus for United States Government Procurements