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 6130-01-142-1308
NSN 6610-01-305-0954
NSN 5920-01-160-0057
NSN 5975-01-284-6497
NSN 5985-00-973-3131
NSN 5910-01-500-1601
NSN 6685-01-535-4250
NSN 5855-00-117-0857
NSN 6145-00-608-1166
NSN 5910-01-113-8263
NSN 6145-01-142-2234
NSN 5835-01-237-3769