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 6685-01-170-8248
NSN 6220-01-354-7598
NSN 5855-01-333-9606
NSN 6105-00-144-1754
NSN 5996-01-388-7618
NSN 5950-00-816-9913
NSN 5920-00-994-0558
NSN 6240-00-272-8601
NSN 6620-01-345-1336
NSN 5965-01-263-8601
NSN 5895-01-157-9330
NSN 5975-01-337-5541