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 5895-01-423-4959
NSN 5905-00-222-6137
NSN 5996-01-304-9119
NSN 5930-01-134-7456
NSN 6650-01-162-5882
NSN 6610-01-398-8815
NSN 5925-00-778-9033
NSN 6685-01-269-9408
NSN 6645-01-440-5500
NSN 6105-01-157-4471
NSN 5990-01-557-7784
NSN 6150-01-133-7100