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 6145-00-635-9957
NSN 5920-01-437-5196
NSN 6620-01-321-7687
NSN 5920-00-900-5336
NSN 5975-01-095-7946
NSN 5925-01-223-0475
NSN 4140-00-660-8699
NSN 5910-01-476-0810
NSN 6145-01-503-3170
NSN 5965-01-185-2026
NSN 6645-00-363-9775
NSN 6685-01-020-3482