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 5925-01-462-7251
NSN 6220-01-510-9372
NSN 2925-01-268-5464
NSN 5905-01-167-5184
NSN 5910-01-420-5008
NSN 5835-00-707-6266
NSN 6645-00-759-3962
NSN 6610-01-546-1309
NSN 5920-01-378-7269
NSN 2925-01-027-1293
NSN 6135-01-642-0733
NSN 6685-01-535-9332