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 6135-00-112-8637
NSN 5905-01-513-1216
NSN 5895-00-552-0353
NSN 5925-01-051-9654
NSN 5910-00-471-5558
NSN 6685-01-617-1166
NSN 5950-01-107-0373
NSN 5996-01-376-5615
NSN 6645-01-364-0867
NSN 6105-00-375-6194
NSN 6645-01-017-3593
NSN 6220-00-660-5539