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 5998-01-076-5659
NSN 5835-01-088-1004
NSN 6685-01-596-5654
NSN 5895-01-505-8664
NSN 5975-00-496-3433
NSN 5920-01-433-3866
NSN 5950-01-106-7606
NSN 6130-01-356-5606
NSN 6135-01-515-4260
NSN 6135-01-502-8771
NSN 5895-01-106-2916
NSN 2925-01-509-3783