Apple Rubber Products, Inc., a leading provider of O-rings and sealing solutions, now features an updated Seal Design Guide, complete with newly added Inspection Specifications. The new Inspection Specifications addition to the Seal Design Guide includes information on what to look for in O-ring and seal inspection. Some of these specifications include Foreign Material/Inclusions, noting contamination or indentations; Off-Register misalignment and Mismatch of cross sections; Backrind, or tearing at the mold parting line; Mold Deposit; and more. Each section within the Troubleshooting and Inspection Specifications chapter include digital references in PDF format for simple overviews and helpful charts.