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 6610-01-167-8747
NSN 5895-01-386-6881
NSN 6135-00-087-0333
NSN 5915-01-079-5879
NSN 6650-01-551-4124
NSN 5915-01-323-5383
NSN 6620-01-307-4037
NSN 5950-00-066-6129
NSN 5910-01-287-9194
NSN 5905-01-284-7100
NSN 2925-00-054-3550
NSN 5920-01-329-1113