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 5930-01-522-5714
NSN 6685-00-894-5044
NSN 5920-00-884-3405
NSN 5945-01-315-3349
NSN 5905-01-468-5149
NSN 5945-01-485-8450
NSN 6135-00-840-6451
NSN 5960-01-599-9821
NSN 6105-01-208-9682
NSN 5920-01-090-2445
NSN 6240-01-233-2334
NSN 6240-00-858-0389