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 6105-00-684-6807
NSN 6685-01-021-0362
NSN 5895-01-556-1959
NSN 6130-01-076-4219
NSN 6645-00-796-7206
NSN 6135-01-589-9467
NSN 5910-00-105-5486
NSN 5996-01-421-9391
NSN 5835-01-152-9483
NSN 5985-01-086-1209
NSN 5855-01-375-2152
NSN 6685-00-527-7952