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 5895-01-423-1042
NSN 6240-01-463-8276
NSN 6135-01-359-5798
NSN 6220-01-226-5292
NSN 6650-01-044-6377
NSN 2925-01-528-7333
NSN 6130-00-192-7051
NSN 6130-00-682-3350
NSN 5895-01-027-0746
NSN 6610-01-592-1551
NSN 5855-00-361-0167
NSN 5905-01-122-0944