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 6145-01-353-4154
NSN 6610-00-927-2279
NSN 5895-01-576-3505
NSN 6145-01-467-3244
NSN 6145-00-136-9132
NSN 5999-01-464-3373
NSN 6685-00-420-2781
NSN 6685-01-589-2302
NSN 5855-01-035-2866
NSN 6645-01-137-4310
NSN 5925-00-048-5253
NSN 6130-01-535-0430