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 6150-00-058-8669
NSN 2925-01-633-4048
NSN 6150-01-409-0853
NSN 6110-00-784-4008
NSN 6645-01-116-9634
NSN 5855-00-631-4565
NSN 6130-01-044-5059
NSN 5996-01-378-6438
NSN 6105-00-864-6615
NSN 5975-00-149-0758
NSN 5960-00-338-3577
NSN 6685-01-451-0154