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 5925-01-411-5222
NSN 6145-01-350-2886
NSN 5855-01-251-7721
NSN 5905-01-623-0240
NSN 6645-00-415-9018
NSN 5855-01-656-6808
NSN 5950-01-018-1804
NSN 5965-01-590-7085
NSN 6145-01-137-4473
NSN 5915-01-618-3724
NSN 5990-01-193-0487
NSN 6150-01-415-3311