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 5930-01-442-8302
NSN 6130-01-623-8888
NSN 6685-00-155-4301
NSN 5910-01-268-1226
NSN 5930-01-048-1461
NSN 5915-00-615-2779
NSN 5960-00-519-8675
NSN 6135-01-022-5427
NSN 5975-01-472-2002
NSN 2925-01-041-8201
NSN 2925-01-516-7940
NSN 6645-01-236-6387