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 5925-01-052-7670
NSN 5915-01-152-9368
NSN 5990-00-114-1570
NSN 5910-01-647-7247
NSN 5960-01-399-4327
NSN 5996-00-553-5280
NSN 2925-00-332-1361
NSN 6685-00-100-4753
NSN 6320-01-054-3046
NSN 5945-01-625-0708
NSN 2925-00-617-0826
NSN 2925-00-782-1498