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 5965-00-805-4893
NSN 5920-01-291-1512
NSN 6220-01-367-5537
NSN 5905-01-459-9969
NSN 5950-01-567-3242
NSN 6650-01-556-6941
NSN 6145-01-180-2599
NSN 5990-01-498-0641
NSN 5950-01-406-9375
NSN 6685-00-238-6586
NSN 5835-01-407-5260
NSN 6685-01-552-7820