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 5965-01-538-0698
NSN 5920-01-498-4690
NSN 5895-00-876-9626
NSN 6620-00-965-9841
NSN 5920-01-517-5346
NSN 6110-01-377-0508
NSN 5910-01-089-8758
NSN 5935-01-096-8914
NSN 2925-01-118-6125
NSN 5895-01-152-1103
NSN 5935-01-643-5493
NSN 5945-01-079-9599