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 6610-00-983-4482
NSN 5855-00-256-5562
NSN 5950-01-334-6855
NSN 5910-01-222-2676
NSN 6145-01-493-2976
NSN 6220-01-432-2232
NSN 5930-01-634-0659
NSN 5996-01-503-8589
NSN 6685-01-439-3564
NSN 5935-00-298-2004
NSN 5855-01-451-0593
NSN 5990-01-254-3197