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 5999-00-254-8588
NSN 6240-01-123-8822
NSN 6610-01-323-0901
NSN 6320-01-176-8367
NSN 5895-01-193-8884
NSN 7035-01-100-2796
NSN 4140-01-361-5224
NSN 6645-01-285-8304
NSN 5985-01-441-9752
NSN 5985-01-539-7631
NSN 4140-00-073-9866
NSN 5998-01-534-3939