A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5855-01-596-0879
NSN 6145-00-494-2847
NSN 6685-01-355-4944
NSN 5996-01-029-6021
NSN 5985-01-643-8848
NSN 6110-01-536-6216
NSN 5965-01-578-0872
NSN 5950-01-381-6393
NSN 5960-01-518-4440
NSN 5960-01-564-5044
NSN 6150-01-374-9361
NSN 6645-01-522-2357