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 5915-00-073-2618
NSN 5895-00-672-9339
NSN 5950-00-010-3010
NSN 5925-01-106-3641
NSN 5965-01-063-7894
NSN 6130-00-905-1179
NSN 2925-01-576-6206
NSN 5975-01-068-4125
NSN 5975-00-547-7438
NSN 6685-00-864-9309
NSN 5920-01-157-9471
NSN 6620-00-290-6505