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 5996-01-324-2449
NSN 5975-00-931-4820
NSN 2925-01-054-3190
NSN 5895-00-798-5798
NSN 5965-01-597-2591
NSN 5998-00-162-6829
NSN 6145-00-010-1425
NSN 6130-01-463-8672
NSN 5945-00-838-8462
NSN 6130-01-555-7392
NSN 6220-01-570-4027
NSN 6650-00-409-0852