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 6130-01-619-7546
NSN 5965-01-509-0926
NSN 6110-00-393-1212
NSN 2925-01-391-9247
NSN 6110-01-371-7845
NSN 2925-00-294-3890
NSN 6145-01-014-5209
NSN 5985-01-494-4048
NSN 5855-01-383-6860
NSN 4140-01-626-0991
NSN 7035-01-444-9249
NSN 5996-01-170-1915