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 5998-01-026-1979
NSN 5905-01-050-4466
NSN 6145-01-561-0803
NSN 6240-01-439-5363
NSN 5855-01-286-9928
NSN 5975-01-451-4415
NSN 5855-01-027-1571
NSN 6240-01-525-6585
NSN 5855-01-467-3802
NSN 5990-01-333-2294
NSN 5920-01-608-5800
NSN 7035-00-553-6951