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 6685-00-397-3629
NSN 6645-00-171-9639
NSN 5920-01-322-2572
NSN 5998-01-033-2625
NSN 6145-00-100-4358
NSN 6620-00-488-0626
NSN 5960-01-564-5044
NSN 5905-00-530-4929
NSN 6220-01-504-6494
NSN 6150-01-415-5864
NSN 6110-01-195-2764
NSN 5965-01-295-9842