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 6150-01-451-4564
NSN 6610-00-823-9159
NSN 5855-01-512-1926
NSN 6220-01-095-4860
NSN 5915-00-925-2513
NSN 2925-00-056-7112
NSN 5960-00-707-3335
NSN 6135-00-182-7008
NSN 7035-01-460-5117
NSN 6645-00-192-1152
NSN 5998-01-109-8407
NSN 6685-01-529-2851