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 5920-00-082-8331
NSN 6685-00-100-4753
NSN 5895-00-216-5849
NSN 5965-00-923-6824
NSN 6320-00-593-0379
NSN 5945-00-467-6399
NSN 5950-00-533-8057
NSN 5920-01-167-5029
NSN 5960-01-371-5494
NSN 6650-01-432-1830
NSN 6130-01-135-0629
NSN 5990-00-332-1735