scope:

This standard covers the requirements for the double stub, 60° modified screw-thread series, classes and sizes for quick disconnect use.

Screw-threads covered by this standard shall be of the following series and classes, as specified.

Double Stub Thread Series Class 2A Symbols DS-2A .05 pitch Table I 0.1 pitch Table II .1428 pitch Table III Class 2B Symbols DS-2B .05 pitch Table IV 0.1 pitch Table V .1428 pitch Table VI

Class 2A X.XXXX (size) - 0.05P-0.1L-DS-2A X.XXXX (size) - 0.1P-0.2L-DS-2A X.XXXX (size) - .1428P-.2857L-DS-2A Class 2B X.XXXX (size) - 0.05P-0.1L-DS-2B X.XXXX (size) - 0.1P-0.2L-DS-2B X.XXXX (size) - .1428P-.2857L-DS-2B