1.1 This specification covers the requirements for continuous glass filament sewing thread; and continuous filament cord, untreated and neoprene treated.

1.2 This specification is intended to assist ultimate users by designating the types of these products that are typical in the industry.

1.3 This specification shows the values in both inch-pound units and in SI units. "Inch-pound units" is the technically correct name for the customary units used in the United States. "SI" units is the technically correct name for the system of metric units known as the International System of Units. The values stated in inch-pound units are to be regarded as standard; the values in SI units are provided as information only.

1.4 The following precautionary caveat pertains only to the test methods portion, Sections 22 through 33, of this specification. This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.