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 6645-01-515-9951
NSN 6645-01-160-4256
NSN 6320-00-004-9158
NSN 6620-01-600-0479
NSN 5965-00-505-2166
NSN 6150-01-503-0272
NSN 6685-00-146-2308
NSN 5855-00-548-4742
NSN 5990-00-244-5715
NSN 6685-01-050-7026
NSN 6135-01-093-7426
NSN 5965-01-147-5847