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 5925-01-474-6358
NSN 5910-00-372-4555
NSN 6130-00-220-5791
NSN 6685-01-604-9278
NSN 6145-01-594-2389
NSN 5930-00-205-0136
NSN 6650-01-493-6638
NSN 5895-00-072-7709
NSN 5990-00-212-4316
NSN 5965-01-003-2641
NSN 6110-01-042-0510
NSN 5960-01-570-8605