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 5935-00-863-7807
NSN 5950-00-249-1260
NSN 5950-01-455-5151
NSN 6685-00-269-6444
NSN 5965-01-576-9859
NSN 5935-01-477-7938
NSN 5925-01-373-2324
NSN 6110-01-437-5779
NSN 5960-01-411-5899
NSN 6105-00-618-0153
NSN 5895-01-470-9864
NSN 5930-01-515-4837