4.1 This guide provides inspection techniques that may be used to examine electrical protective rubber products for irregularities. The methods have applications in manufacturing locations, testing facilities, and in the field where the products are used.

4.2 This guide also contains photographs that supplement the descriptions of terms listed in Section 3 and in Definitions F819.

1.1 The purpose of this guide is to present methods and techniques for the visual inspection of electrical protective rubber products. This guide also includes descriptions and photographs of irregularities found in these products.

1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

1.3 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.