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 5895-00-237-5306
NSN 6150-00-837-6452
NSN 5905-00-113-5161
NSN 5996-01-142-9639
NSN 6650-01-624-4079
NSN 6150-01-122-4922
NSN 6650-00-559-1462
NSN 6685-01-608-6332
NSN 5960-00-871-3950
NSN 5925-00-133-5365
NSN 6645-01-146-3323
NSN 5905-01-541-5437